NOAEL Studies Preservative

Methylisothiazolinone NOAEL Studies

INCI: METHYLISOTHIAZOLINONE

CAS: 2682-20-4

Raw No Observed Adverse Effect Level endpoint records grouped by source. This page does not render calculated Margin of Safety values.

CIR_vision_codex 32 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
CIR_vision_codex NOAEL =0.34 mg/m3 rat inhalation - inhalation toxicity {"citation":"14; 2; 400","dose":"Inhalation risks to these 2 groups were assessed using the Methylisothiazolinone maximum application rate of 400 ppm by weight.","effect":"as paints, cleaners, and plastics. In April 2020, the US Environmental Protection Agency (EPA) released a draft risk assessment for MCI/MI.14 Included were data and analyses of residential and occupational handler risks to inhalation of spray products containing Methylisothiazolinone and Methylisothiazolinone-preserved paints. Inhalation risks to these 2 groups were assessed using the Methylisothiazolinone maximum application rate of 400 ppm by weight. The human equivalent concentrations for MCI/MI, derived from a no-observed-adverse-effect-concentration (NOAEC) of 0.34 mg/m3 (inhalation) in rats, are calculated to be 0.11 and 0.038 mg/m3, based upon an 8-hour and 24-hour time weighted average exposure period, respectively. The inhalation margins of exposure (MOEs) for residential Methylisothiazolinone aerosol and vapor exposures range from 1.0 to 14000, and the inhalation MOEs for occupational Methylisothiazolinone aerosol and vapor exposures range from 0.5 to 5800. Toxico- logical concern was noted when these values were less than the level of concern (LOC) of 10. Scenarios for...","page":3,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_001"}
CIR_vision_codex NOAEL =28.6 mg/kg bw/d - - - NOAEL study {"citation":"28; 6","dose":"hts of the organs in the treated animals were comparable to the con- trols, but there were statistically significant increases in relative weight of the kidneys in the low- and mid-dose groups.","effect":"hts of the organs in the treated animals were comparable to the con- trols, but there were statistically significant increases in relative weight of the kidneys in the low- and mid-dose groups. These observations were considered incidental as the high-dose group and high-dose recovery group were comparable to the control groups. While pathological and histopathological changes were observed, the study summary did not detail the differences between the control and dose groups. The no-observed- adverse-effect level (NOAEL) was 28.6 mg/kg bw/d in males","page":4,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_002"}
CIR_vision_codex NOAEL =220 ppm rat oral Subchronic repeated dose toxicity {"citation":"71; 2; 97","dose":"al signs, mortalities, and pathological and histopathological findings; the lowest-observed-adverse-effect level (LOAEL) was 71.2 mg/ kg bw/d in males and females based on lethargy and mortality.","effect":"al signs, mortalities, and pathological and histopathological findings; the lowest-observed-adverse-effect level (LOAEL) was 71.2 mg/ kg bw/d in males and females based on lethargy and mortality. No further details were provided. Subchronic Toxicity Studies Oral. No toxic effects were observed when 97.5% Methylisothia- zolinone was administered to rats in drinking water for 13 weeks at concentrations of 0, 75, 250, or 1000 ppm.3 Dogs that were fed diets prepared with 51.4% Methylisothiazolinone for 3 months had an NOAEL of 1500 ppm. In a subchronic study, rats fed the metabolites NMMA and malonic acid (MA), up to 220 and 44 ppm in the diet, respectively, for 3 months showed no effects in body weight, food consumption, hematology, clinical chemis- try, urinalysis, ophthalmology, or gross pathologic changes. Bea- gle dogs that received up to 500 ppm NMMA and 100 ppm MA in their diets for 3 months had no systemic toxicity. In a 90-day oral toxicity study performed in accordance with OECD TG 408, groups of 10 male and 10 female Wistar rats received 0, 7.52, 15.05, or 30.09 mg/kg bw Me...","page":5,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_003"}
CIR_vision_codex NOAEL =30.09 mg/kg bw/d rat oral 13-week repeated dose toxicity {"citation":"30; 09; 13","dose":"The NOAEL was 30.09 mg/kg bw/d in males and females based on no treatment-related mortality or clinical signs of toxicity.","effect":"ty, number, and morphology (results reported in the section below). Terminal studies included mea- suring organ weight and relative organ weight, and performing gross pathological and histopathological assessments. No treatment-related mortalities, clinical signs of toxicity, ophthal- mological changes, or changes in feed consumption were observed. There were no significant treatment-related changes in hematological values or clinical chemistry. No significant adverse effects were reported in terminal studies. The NOAEL was 30.09 mg/kg bw/d in males and females based on no treatment-related mortality or clinical signs of toxicity. Inhalation. While there are no published inhalation data on Methylisothiazolinone, a 13-week repeated-dose inhalation study on MCI/MI was performed in accordance with OECD TG 413.15 Groups of 16 Crl: CD(SD)BR rats per sex were exposed to 14% MCI/MI (11% MCI/3% MI). The rats were exposed whole body for 6 h/d, 5 d/wk, at aerosol Table 2. Acute Toxicity of Methylisothiazolinone. Concentration Dose Species/Strain Method Results Reference Dermal 49.0%; no veh...","page":5,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_004"}
CIR_vision_codex NOAEL =10 mg/kg/d rat oral 90-day repeated dose toxicity {"citation":"20; 40; 3, 10","dose":"The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively.","effect":"t necropsy had red areas in the glandular portion of the stomach and lungs. No treatment-related effects were observed in the fetuses. The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively. In a teratogenicity study of Methyli- sothiazolinone in rabbits, pregnant females received daily sin- gle oral doses of 3, 10, or 30 mg/kg/d Methylisothiazolinone on gestation days 6 to 28. Maternal effects in the 30 mg/kg/d group included decreased defecation and dark red areas in the stomach. The maternal NOAEL was 10 mg/kg/d. No treatment-related effects were observed in the fetuses, and the developmental NOAEL was determined to be 30 mg/kg/d. A 2 generation reproduction toxicity test found that Methylisothia- zolinone in drinking water at concentrations up to 1000 ppm was not a reproductive toxicant.3 In the 90-day oral toxicity study described above, no adverse effects were observed on the male rat reproductive system after Wistar rats received up to 30.09 mg/kg bw Methylisothiazoli- none in water.5 The teratogenic potential of 49.8% Methylisothiazolinone was studied i...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_005"}
CIR_vision_codex NOAEL =30 mg/kg/d rat oral 90-day repeated dose toxicity {"citation":"20; 40; 3, 10","dose":"The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively.","effect":"s were observed in the fetuses. The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively. In a teratogenicity study of Methyli- sothiazolinone in rabbits, pregnant females received daily sin- gle oral doses of 3, 10, or 30 mg/kg/d Methylisothiazolinone on gestation days 6 to 28. Maternal effects in the 30 mg/kg/d group included decreased defecation and dark red areas in the stomach. The maternal NOAEL was 10 mg/kg/d. No treatment-related effects were observed in the fetuses, and the developmental NOAEL was determined to be 30 mg/kg/d. A 2 generation reproduction toxicity test found that Methylisothia- zolinone in drinking water at concentrations up to 1000 ppm was not a reproductive toxicant.3 In the 90-day oral toxicity study described above, no adverse effects were observed on the male rat reproductive system after Wistar rats received up to 30.09 mg/kg bw Methylisothiazoli- none in water.5 The teratogenic potential of 49.8% Methylisothiazolinone was studied in Wistar rats in accordance with OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_006"}
CIR_vision_codex NOAEL =33.4 mg/kg bw/d rat oral - developmental toxicity {"citation":"414; 5; 25","dose":"OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7 mg/kg of the test material in water via gavage once daily on days 6 through 15 of gestation.","effect":"OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7 mg/kg of the test material in water via gavage once daily on days 6 through 15 of gestation. Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg. A significant increase in the number of visceral anomalies were observed at 74.7 mg/kg, which were likely due to maternal toxicity. No teratogenic effects on fetuses attributed to the test material could be verified. The NOAEL and LOAEL for maternal toxi- city were 33.4 mg/kg bw/d and 49.8 mg/kg bw/d, respectively; the NOAEL and LOAEL for embryotoxicity were 49.8 mg/kg bw/d and 74.7 mg/kg bw/d, respectively. Genotoxicity Methylisothiazolinone (up to 1000 mg/plate) and the metabolite NMMA (up to 5000 mg/plate) were not mutagenic in the Ames test when tested with and without metabolic activation. In a Chinese hamster ovary (CHO) cell assay, 97.5% pure Methy- lisothiazolinone was nonmutagenic when tested with and with- out metabolic activation (0.5-40.0 mg/mL). However, another CHO assay tha...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_007"}
CIR_vision_codex NOAEL =49.8 mg/kg bw/d - oral - developmental toxicity {"citation":"6; 15; 49","dose":"Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg.","effect":"water via gavage once daily on days 6 through 15 of gestation. Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg. A significant increase in the number of visceral anomalies were observed at 74.7 mg/kg, which were likely due to maternal toxicity. No teratogenic effects on fetuses attributed to the test material could be verified. The NOAEL and LOAEL for maternal toxi- city were 33.4 mg/kg bw/d and 49.8 mg/kg bw/d, respectively; the NOAEL and LOAEL for embryotoxicity were 49.8 mg/kg bw/d and 74.7 mg/kg bw/d, respectively. Genotoxicity Methylisothiazolinone (up to 1000 mg/plate) and the metabolite NMMA (up to 5000 mg/plate) were not mutagenic in the Ames test when tested with and without metabolic activation. In a Chinese hamster ovary (CHO) cell assay, 97.5% pure Methy- lisothiazolinone was nonmutagenic when tested with and with- out metabolic activation (0.5-40.0 mg/mL). However, another CHO assay that studied Methylisothiazolinone at 97.5% ai (0.0785-5000 mg/mL) found significant increases in cells...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_008"}
CIR_vision_codex NOAEL =0.34 mg/m3 rat inhalation - inhalation toxicity {"citation":"14; 2; 400","dose":"Inhalation risks to these 2 groups were assessed using the Methylisothiazolinone maximum application rate of 400 ppm by weight.","effect":"as paints, cleaners, and plastics. In April 2020, the US Environmental Protection Agency (EPA) released a draft risk assessment for MCI/MI.14 Included were data and analyses of residential and occupational handler risks to inhalation of spray products containing Methylisothiazolinone and Methylisothiazolinone-preserved paints. Inhalation risks to these 2 groups were assessed using the Methylisothiazolinone maximum application rate of 400 ppm by weight. The human equivalent concentrations for MCI/MI, derived from a no-observed-adverse-effect-concentration (NOAEC) of 0.34 mg/m3 (inhalation) in rats, are calculated to be 0.11 and 0.038 mg/m3, based upon an 8-hour and 24-hour time weighted average exposure period, respectively. The inhalation margins of exposure (MOEs) for residential Methylisothiazolinone aerosol and vapor exposures range from 1.0 to 14000, and the inhalation MOEs for occupational Methylisothiazolinone aerosol and vapor exposures range from 0.5 to 5800. Toxico- logical concern was noted when these values were less than the level of concern (LOC) of 10. Scenarios for...","page":3,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_001"}
CIR_vision_codex NOAEL =28.6 mg/kg bw/d - - - NOAEL study {"citation":"28; 6","dose":"hts of the organs in the treated animals were comparable to the con- trols, but there were statistically significant increases in relative weight of the kidneys in the low- and mid-dose groups.","effect":"hts of the organs in the treated animals were comparable to the con- trols, but there were statistically significant increases in relative weight of the kidneys in the low- and mid-dose groups. These observations were considered incidental as the high-dose group and high-dose recovery group were comparable to the control groups. While pathological and histopathological changes were observed, the study summary did not detail the differences between the control and dose groups. The no-observed- adverse-effect level (NOAEL) was 28.6 mg/kg bw/d in males","page":4,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_002"}
CIR_vision_codex NOAEL =220 ppm rat oral Subchronic repeated dose toxicity {"citation":"71; 2; 97","dose":"al signs, mortalities, and pathological and histopathological findings; the lowest-observed-adverse-effect level (LOAEL) was 71.2 mg/ kg bw/d in males and females based on lethargy and mortality.","effect":"al signs, mortalities, and pathological and histopathological findings; the lowest-observed-adverse-effect level (LOAEL) was 71.2 mg/ kg bw/d in males and females based on lethargy and mortality. No further details were provided. Subchronic Toxicity Studies Oral. No toxic effects were observed when 97.5% Methylisothia- zolinone was administered to rats in drinking water for 13 weeks at concentrations of 0, 75, 250, or 1000 ppm.3 Dogs that were fed diets prepared with 51.4% Methylisothiazolinone for 3 months had an NOAEL of 1500 ppm. In a subchronic study, rats fed the metabolites NMMA and malonic acid (MA), up to 220 and 44 ppm in the diet, respectively, for 3 months showed no effects in body weight, food consumption, hematology, clinical chemis- try, urinalysis, ophthalmology, or gross pathologic changes. Bea- gle dogs that received up to 500 ppm NMMA and 100 ppm MA in their diets for 3 months had no systemic toxicity. In a 90-day oral toxicity study performed in accordance with OECD TG 408, groups of 10 male and 10 female Wistar rats received 0, 7.52, 15.05, or 30.09 mg/kg bw Me...","page":5,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_003"}
CIR_vision_codex NOAEL =30.09 mg/kg bw/d rat oral 13-week repeated dose toxicity {"citation":"30; 09; 13","dose":"The NOAEL was 30.09 mg/kg bw/d in males and females based on no treatment-related mortality or clinical signs of toxicity.","effect":"ty, number, and morphology (results reported in the section below). Terminal studies included mea- suring organ weight and relative organ weight, and performing gross pathological and histopathological assessments. No treatment-related mortalities, clinical signs of toxicity, ophthal- mological changes, or changes in feed consumption were observed. There were no significant treatment-related changes in hematological values or clinical chemistry. No significant adverse effects were reported in terminal studies. The NOAEL was 30.09 mg/kg bw/d in males and females based on no treatment-related mortality or clinical signs of toxicity. Inhalation. While there are no published inhalation data on Methylisothiazolinone, a 13-week repeated-dose inhalation study on MCI/MI was performed in accordance with OECD TG 413.15 Groups of 16 Crl: CD(SD)BR rats per sex were exposed to 14% MCI/MI (11% MCI/3% MI). The rats were exposed whole body for 6 h/d, 5 d/wk, at aerosol Table 2. Acute Toxicity of Methylisothiazolinone. Concentration Dose Species/Strain Method Results Reference Dermal 49.0%; no veh...","page":5,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_004"}
CIR_vision_codex NOAEL =10 mg/kg/d rat oral 90-day repeated dose toxicity {"citation":"20; 40; 3, 10","dose":"The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively.","effect":"t necropsy had red areas in the glandular portion of the stomach and lungs. No treatment-related effects were observed in the fetuses. The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively. In a teratogenicity study of Methyli- sothiazolinone in rabbits, pregnant females received daily sin- gle oral doses of 3, 10, or 30 mg/kg/d Methylisothiazolinone on gestation days 6 to 28. Maternal effects in the 30 mg/kg/d group included decreased defecation and dark red areas in the stomach. The maternal NOAEL was 10 mg/kg/d. No treatment-related effects were observed in the fetuses, and the developmental NOAEL was determined to be 30 mg/kg/d. A 2 generation reproduction toxicity test found that Methylisothia- zolinone in drinking water at concentrations up to 1000 ppm was not a reproductive toxicant.3 In the 90-day oral toxicity study described above, no adverse effects were observed on the male rat reproductive system after Wistar rats received up to 30.09 mg/kg bw Methylisothiazoli- none in water.5 The teratogenic potential of 49.8% Methylisothiazolinone was studied i...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_005"}
CIR_vision_codex NOAEL =30 mg/kg/d rat oral 90-day repeated dose toxicity {"citation":"20; 40; 3, 10","dose":"The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively.","effect":"s were observed in the fetuses. The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively. In a teratogenicity study of Methyli- sothiazolinone in rabbits, pregnant females received daily sin- gle oral doses of 3, 10, or 30 mg/kg/d Methylisothiazolinone on gestation days 6 to 28. Maternal effects in the 30 mg/kg/d group included decreased defecation and dark red areas in the stomach. The maternal NOAEL was 10 mg/kg/d. No treatment-related effects were observed in the fetuses, and the developmental NOAEL was determined to be 30 mg/kg/d. A 2 generation reproduction toxicity test found that Methylisothia- zolinone in drinking water at concentrations up to 1000 ppm was not a reproductive toxicant.3 In the 90-day oral toxicity study described above, no adverse effects were observed on the male rat reproductive system after Wistar rats received up to 30.09 mg/kg bw Methylisothiazoli- none in water.5 The teratogenic potential of 49.8% Methylisothiazolinone was studied in Wistar rats in accordance with OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_006"}
CIR_vision_codex NOAEL =33.4 mg/kg bw/d rat oral - developmental toxicity {"citation":"414; 5; 25","dose":"OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7 mg/kg of the test material in water via gavage once daily on days 6 through 15 of gestation.","effect":"OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7 mg/kg of the test material in water via gavage once daily on days 6 through 15 of gestation. Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg. A significant increase in the number of visceral anomalies were observed at 74.7 mg/kg, which were likely due to maternal toxicity. No teratogenic effects on fetuses attributed to the test material could be verified. The NOAEL and LOAEL for maternal toxi- city were 33.4 mg/kg bw/d and 49.8 mg/kg bw/d, respectively; the NOAEL and LOAEL for embryotoxicity were 49.8 mg/kg bw/d and 74.7 mg/kg bw/d, respectively. Genotoxicity Methylisothiazolinone (up to 1000 mg/plate) and the metabolite NMMA (up to 5000 mg/plate) were not mutagenic in the Ames test when tested with and without metabolic activation. In a Chinese hamster ovary (CHO) cell assay, 97.5% pure Methy- lisothiazolinone was nonmutagenic when tested with and with- out metabolic activation (0.5-40.0 mg/mL). However, another CHO assay tha...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_007"}
CIR_vision_codex NOAEL =49.8 mg/kg bw/d - oral - developmental toxicity {"citation":"6; 15; 49","dose":"Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg.","effect":"water via gavage once daily on days 6 through 15 of gestation. Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg. A significant increase in the number of visceral anomalies were observed at 74.7 mg/kg, which were likely due to maternal toxicity. No teratogenic effects on fetuses attributed to the test material could be verified. The NOAEL and LOAEL for maternal toxi- city were 33.4 mg/kg bw/d and 49.8 mg/kg bw/d, respectively; the NOAEL and LOAEL for embryotoxicity were 49.8 mg/kg bw/d and 74.7 mg/kg bw/d, respectively. Genotoxicity Methylisothiazolinone (up to 1000 mg/plate) and the metabolite NMMA (up to 5000 mg/plate) were not mutagenic in the Ames test when tested with and without metabolic activation. In a Chinese hamster ovary (CHO) cell assay, 97.5% pure Methy- lisothiazolinone was nonmutagenic when tested with and with- out metabolic activation (0.5-40.0 mg/mL). However, another CHO assay that studied Methylisothiazolinone at 97.5% ai (0.0785-5000 mg/mL) found significant increases in cells...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_008"}
CIR_vision_codex NOAEL =0.34 mg/m3 rat inhalation - inhalation toxicity {"citation":"14; 2; 400","dose":"Inhalation risks to these 2 groups were assessed using the Methylisothiazolinone maximum application rate of 400 ppm by weight.","effect":"as paints, cleaners, and plastics. In April 2020, the US Environmental Protection Agency (EPA) released a draft risk assessment for MCI/MI.14 Included were data and analyses of residential and occupational handler risks to inhalation of spray products containing Methylisothiazolinone and Methylisothiazolinone-preserved paints. Inhalation risks to these 2 groups were assessed using the Methylisothiazolinone maximum application rate of 400 ppm by weight. The human equivalent concentrations for MCI/MI, derived from a no-observed-adverse-effect-concentration (NOAEC) of 0.34 mg/m3 (inhalation) in rats, are calculated to be 0.11 and 0.038 mg/m3, based upon an 8-hour and 24-hour time weighted average exposure period, respectively. The inhalation margins of exposure (MOEs) for residential Methylisothiazolinone aerosol and vapor exposures range from 1.0 to 14000, and the inhalation MOEs for occupational Methylisothiazolinone aerosol and vapor exposures range from 0.5 to 5800. Toxico- logical concern was noted when these values were less than the level of concern (LOC) of 10. Scenarios for...","page":3,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_001"}
CIR_vision_codex NOAEL =28.6 mg/kg bw/d - - - NOAEL study {"citation":"28; 6","dose":"hts of the organs in the treated animals were comparable to the con- trols, but there were statistically significant increases in relative weight of the kidneys in the low- and mid-dose groups.","effect":"hts of the organs in the treated animals were comparable to the con- trols, but there were statistically significant increases in relative weight of the kidneys in the low- and mid-dose groups. These observations were considered incidental as the high-dose group and high-dose recovery group were comparable to the control groups. While pathological and histopathological changes were observed, the study summary did not detail the differences between the control and dose groups. The no-observed- adverse-effect level (NOAEL) was 28.6 mg/kg bw/d in males","page":4,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_002"}
CIR_vision_codex NOAEL =220 ppm rat oral Subchronic repeated dose toxicity {"citation":"71; 2; 97","dose":"al signs, mortalities, and pathological and histopathological findings; the lowest-observed-adverse-effect level (LOAEL) was 71.2 mg/ kg bw/d in males and females based on lethargy and mortality.","effect":"al signs, mortalities, and pathological and histopathological findings; the lowest-observed-adverse-effect level (LOAEL) was 71.2 mg/ kg bw/d in males and females based on lethargy and mortality. No further details were provided. Subchronic Toxicity Studies Oral. No toxic effects were observed when 97.5% Methylisothia- zolinone was administered to rats in drinking water for 13 weeks at concentrations of 0, 75, 250, or 1000 ppm.3 Dogs that were fed diets prepared with 51.4% Methylisothiazolinone for 3 months had an NOAEL of 1500 ppm. In a subchronic study, rats fed the metabolites NMMA and malonic acid (MA), up to 220 and 44 ppm in the diet, respectively, for 3 months showed no effects in body weight, food consumption, hematology, clinical chemis- try, urinalysis, ophthalmology, or gross pathologic changes. Bea- gle dogs that received up to 500 ppm NMMA and 100 ppm MA in their diets for 3 months had no systemic toxicity. In a 90-day oral toxicity study performed in accordance with OECD TG 408, groups of 10 male and 10 female Wistar rats received 0, 7.52, 15.05, or 30.09 mg/kg bw Me...","page":5,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_003"}
CIR_vision_codex NOAEL =30.09 mg/kg bw/d rat oral 13-week repeated dose toxicity {"citation":"30; 09; 13","dose":"The NOAEL was 30.09 mg/kg bw/d in males and females based on no treatment-related mortality or clinical signs of toxicity.","effect":"ty, number, and morphology (results reported in the section below). Terminal studies included mea- suring organ weight and relative organ weight, and performing gross pathological and histopathological assessments. No treatment-related mortalities, clinical signs of toxicity, ophthal- mological changes, or changes in feed consumption were observed. There were no significant treatment-related changes in hematological values or clinical chemistry. No significant adverse effects were reported in terminal studies. The NOAEL was 30.09 mg/kg bw/d in males and females based on no treatment-related mortality or clinical signs of toxicity. Inhalation. While there are no published inhalation data on Methylisothiazolinone, a 13-week repeated-dose inhalation study on MCI/MI was performed in accordance with OECD TG 413.15 Groups of 16 Crl: CD(SD)BR rats per sex were exposed to 14% MCI/MI (11% MCI/3% MI). The rats were exposed whole body for 6 h/d, 5 d/wk, at aerosol Table 2. Acute Toxicity of Methylisothiazolinone. Concentration Dose Species/Strain Method Results Reference Dermal 49.0%; no veh...","page":5,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_004"}
CIR_vision_codex NOAEL =10 mg/kg/d rat oral 90-day repeated dose toxicity {"citation":"20; 40; 3, 10","dose":"The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively.","effect":"t necropsy had red areas in the glandular portion of the stomach and lungs. No treatment-related effects were observed in the fetuses. The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively. In a teratogenicity study of Methyli- sothiazolinone in rabbits, pregnant females received daily sin- gle oral doses of 3, 10, or 30 mg/kg/d Methylisothiazolinone on gestation days 6 to 28. Maternal effects in the 30 mg/kg/d group included decreased defecation and dark red areas in the stomach. The maternal NOAEL was 10 mg/kg/d. No treatment-related effects were observed in the fetuses, and the developmental NOAEL was determined to be 30 mg/kg/d. A 2 generation reproduction toxicity test found that Methylisothia- zolinone in drinking water at concentrations up to 1000 ppm was not a reproductive toxicant.3 In the 90-day oral toxicity study described above, no adverse effects were observed on the male rat reproductive system after Wistar rats received up to 30.09 mg/kg bw Methylisothiazoli- none in water.5 The teratogenic potential of 49.8% Methylisothiazolinone was studied i...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_005"}
CIR_vision_codex NOAEL =30 mg/kg/d rat oral 90-day repeated dose toxicity {"citation":"20; 40; 3, 10","dose":"The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively.","effect":"s were observed in the fetuses. The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively. In a teratogenicity study of Methyli- sothiazolinone in rabbits, pregnant females received daily sin- gle oral doses of 3, 10, or 30 mg/kg/d Methylisothiazolinone on gestation days 6 to 28. Maternal effects in the 30 mg/kg/d group included decreased defecation and dark red areas in the stomach. The maternal NOAEL was 10 mg/kg/d. No treatment-related effects were observed in the fetuses, and the developmental NOAEL was determined to be 30 mg/kg/d. A 2 generation reproduction toxicity test found that Methylisothia- zolinone in drinking water at concentrations up to 1000 ppm was not a reproductive toxicant.3 In the 90-day oral toxicity study described above, no adverse effects were observed on the male rat reproductive system after Wistar rats received up to 30.09 mg/kg bw Methylisothiazoli- none in water.5 The teratogenic potential of 49.8% Methylisothiazolinone was studied in Wistar rats in accordance with OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_006"}
CIR_vision_codex NOAEL =33.4 mg/kg bw/d rat oral - developmental toxicity {"citation":"414; 5; 25","dose":"OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7 mg/kg of the test material in water via gavage once daily on days 6 through 15 of gestation.","effect":"OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7 mg/kg of the test material in water via gavage once daily on days 6 through 15 of gestation. Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg. A significant increase in the number of visceral anomalies were observed at 74.7 mg/kg, which were likely due to maternal toxicity. No teratogenic effects on fetuses attributed to the test material could be verified. The NOAEL and LOAEL for maternal toxi- city were 33.4 mg/kg bw/d and 49.8 mg/kg bw/d, respectively; the NOAEL and LOAEL for embryotoxicity were 49.8 mg/kg bw/d and 74.7 mg/kg bw/d, respectively. Genotoxicity Methylisothiazolinone (up to 1000 mg/plate) and the metabolite NMMA (up to 5000 mg/plate) were not mutagenic in the Ames test when tested with and without metabolic activation. In a Chinese hamster ovary (CHO) cell assay, 97.5% pure Methy- lisothiazolinone was nonmutagenic when tested with and with- out metabolic activation (0.5-40.0 mg/mL). However, another CHO assay tha...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_007"}
CIR_vision_codex NOAEL =49.8 mg/kg bw/d - oral - developmental toxicity {"citation":"6; 15; 49","dose":"Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg.","effect":"water via gavage once daily on days 6 through 15 of gestation. Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg. A significant increase in the number of visceral anomalies were observed at 74.7 mg/kg, which were likely due to maternal toxicity. No teratogenic effects on fetuses attributed to the test material could be verified. The NOAEL and LOAEL for maternal toxi- city were 33.4 mg/kg bw/d and 49.8 mg/kg bw/d, respectively; the NOAEL and LOAEL for embryotoxicity were 49.8 mg/kg bw/d and 74.7 mg/kg bw/d, respectively. Genotoxicity Methylisothiazolinone (up to 1000 mg/plate) and the metabolite NMMA (up to 5000 mg/plate) were not mutagenic in the Ames test when tested with and without metabolic activation. In a Chinese hamster ovary (CHO) cell assay, 97.5% pure Methy- lisothiazolinone was nonmutagenic when tested with and with- out metabolic activation (0.5-40.0 mg/mL). However, another CHO assay that studied Methylisothiazolinone at 97.5% ai (0.0785-5000 mg/mL) found significant increases in cells...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_008"}
CIR_vision_codex NOAEL =0.34 mg/m3 rat inhalation - inhalation toxicity {"citation":"14; 2; 400","dose":"Inhalation risks to these 2 groups were assessed using the Methylisothiazolinone maximum application rate of 400 ppm by weight.","effect":"as paints, cleaners, and plastics. In April 2020, the US Environmental Protection Agency (EPA) released a draft risk assessment for MCI/MI.14 Included were data and analyses of residential and occupational handler risks to inhalation of spray products containing Methylisothiazolinone and Methylisothiazolinone-preserved paints. Inhalation risks to these 2 groups were assessed using the Methylisothiazolinone maximum application rate of 400 ppm by weight. The human equivalent concentrations for MCI/MI, derived from a no-observed-adverse-effect-concentration (NOAEC) of 0.34 mg/m3 (inhalation) in rats, are calculated to be 0.11 and 0.038 mg/m3, based upon an 8-hour and 24-hour time weighted average exposure period, respectively. The inhalation margins of exposure (MOEs) for residential Methylisothiazolinone aerosol and vapor exposures range from 1.0 to 14000, and the inhalation MOEs for occupational Methylisothiazolinone aerosol and vapor exposures range from 0.5 to 5800. Toxico- logical concern was noted when these values were less than the level of concern (LOC) of 10. Scenarios for...","page":3,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_001"}
CIR_vision_codex NOAEL =28.6 mg/kg bw/d - - - NOAEL study {"citation":"28; 6","dose":"hts of the organs in the treated animals were comparable to the con- trols, but there were statistically significant increases in relative weight of the kidneys in the low- and mid-dose groups.","effect":"hts of the organs in the treated animals were comparable to the con- trols, but there were statistically significant increases in relative weight of the kidneys in the low- and mid-dose groups. These observations were considered incidental as the high-dose group and high-dose recovery group were comparable to the control groups. While pathological and histopathological changes were observed, the study summary did not detail the differences between the control and dose groups. The no-observed- adverse-effect level (NOAEL) was 28.6 mg/kg bw/d in males","page":4,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_002"}
CIR_vision_codex NOAEL =220 ppm rat oral Subchronic repeated dose toxicity {"citation":"71; 2; 97","dose":"al signs, mortalities, and pathological and histopathological findings; the lowest-observed-adverse-effect level (LOAEL) was 71.2 mg/ kg bw/d in males and females based on lethargy and mortality.","effect":"al signs, mortalities, and pathological and histopathological findings; the lowest-observed-adverse-effect level (LOAEL) was 71.2 mg/ kg bw/d in males and females based on lethargy and mortality. No further details were provided. Subchronic Toxicity Studies Oral. No toxic effects were observed when 97.5% Methylisothia- zolinone was administered to rats in drinking water for 13 weeks at concentrations of 0, 75, 250, or 1000 ppm.3 Dogs that were fed diets prepared with 51.4% Methylisothiazolinone for 3 months had an NOAEL of 1500 ppm. In a subchronic study, rats fed the metabolites NMMA and malonic acid (MA), up to 220 and 44 ppm in the diet, respectively, for 3 months showed no effects in body weight, food consumption, hematology, clinical chemis- try, urinalysis, ophthalmology, or gross pathologic changes. Bea- gle dogs that received up to 500 ppm NMMA and 100 ppm MA in their diets for 3 months had no systemic toxicity. In a 90-day oral toxicity study performed in accordance with OECD TG 408, groups of 10 male and 10 female Wistar rats received 0, 7.52, 15.05, or 30.09 mg/kg bw Me...","page":5,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_003"}
CIR_vision_codex NOAEL =30.09 mg/kg bw/d rat oral 13-week repeated dose toxicity {"citation":"30; 09; 13","dose":"The NOAEL was 30.09 mg/kg bw/d in males and females based on no treatment-related mortality or clinical signs of toxicity.","effect":"ty, number, and morphology (results reported in the section below). Terminal studies included mea- suring organ weight and relative organ weight, and performing gross pathological and histopathological assessments. No treatment-related mortalities, clinical signs of toxicity, ophthal- mological changes, or changes in feed consumption were observed. There were no significant treatment-related changes in hematological values or clinical chemistry. No significant adverse effects were reported in terminal studies. The NOAEL was 30.09 mg/kg bw/d in males and females based on no treatment-related mortality or clinical signs of toxicity. Inhalation. While there are no published inhalation data on Methylisothiazolinone, a 13-week repeated-dose inhalation study on MCI/MI was performed in accordance with OECD TG 413.15 Groups of 16 Crl: CD(SD)BR rats per sex were exposed to 14% MCI/MI (11% MCI/3% MI). The rats were exposed whole body for 6 h/d, 5 d/wk, at aerosol Table 2. Acute Toxicity of Methylisothiazolinone. Concentration Dose Species/Strain Method Results Reference Dermal 49.0%; no veh...","page":5,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_004"}
CIR_vision_codex NOAEL =10 mg/kg/d rat oral 90-day repeated dose toxicity {"citation":"20; 40; 3, 10","dose":"The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively.","effect":"t necropsy had red areas in the glandular portion of the stomach and lungs. No treatment-related effects were observed in the fetuses. The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively. In a teratogenicity study of Methyli- sothiazolinone in rabbits, pregnant females received daily sin- gle oral doses of 3, 10, or 30 mg/kg/d Methylisothiazolinone on gestation days 6 to 28. Maternal effects in the 30 mg/kg/d group included decreased defecation and dark red areas in the stomach. The maternal NOAEL was 10 mg/kg/d. No treatment-related effects were observed in the fetuses, and the developmental NOAEL was determined to be 30 mg/kg/d. A 2 generation reproduction toxicity test found that Methylisothia- zolinone in drinking water at concentrations up to 1000 ppm was not a reproductive toxicant.3 In the 90-day oral toxicity study described above, no adverse effects were observed on the male rat reproductive system after Wistar rats received up to 30.09 mg/kg bw Methylisothiazoli- none in water.5 The teratogenic potential of 49.8% Methylisothiazolinone was studied i...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_005"}
CIR_vision_codex NOAEL =30 mg/kg/d rat oral 90-day repeated dose toxicity {"citation":"20; 40; 3, 10","dose":"The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively.","effect":"s were observed in the fetuses. The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively. In a teratogenicity study of Methyli- sothiazolinone in rabbits, pregnant females received daily sin- gle oral doses of 3, 10, or 30 mg/kg/d Methylisothiazolinone on gestation days 6 to 28. Maternal effects in the 30 mg/kg/d group included decreased defecation and dark red areas in the stomach. The maternal NOAEL was 10 mg/kg/d. No treatment-related effects were observed in the fetuses, and the developmental NOAEL was determined to be 30 mg/kg/d. A 2 generation reproduction toxicity test found that Methylisothia- zolinone in drinking water at concentrations up to 1000 ppm was not a reproductive toxicant.3 In the 90-day oral toxicity study described above, no adverse effects were observed on the male rat reproductive system after Wistar rats received up to 30.09 mg/kg bw Methylisothiazoli- none in water.5 The teratogenic potential of 49.8% Methylisothiazolinone was studied in Wistar rats in accordance with OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_006"}
CIR_vision_codex NOAEL =33.4 mg/kg bw/d rat oral - developmental toxicity {"citation":"414; 5; 25","dose":"OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7 mg/kg of the test material in water via gavage once daily on days 6 through 15 of gestation.","effect":"OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7 mg/kg of the test material in water via gavage once daily on days 6 through 15 of gestation. Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg. A significant increase in the number of visceral anomalies were observed at 74.7 mg/kg, which were likely due to maternal toxicity. No teratogenic effects on fetuses attributed to the test material could be verified. The NOAEL and LOAEL for maternal toxi- city were 33.4 mg/kg bw/d and 49.8 mg/kg bw/d, respectively; the NOAEL and LOAEL for embryotoxicity were 49.8 mg/kg bw/d and 74.7 mg/kg bw/d, respectively. Genotoxicity Methylisothiazolinone (up to 1000 mg/plate) and the metabolite NMMA (up to 5000 mg/plate) were not mutagenic in the Ames test when tested with and without metabolic activation. In a Chinese hamster ovary (CHO) cell assay, 97.5% pure Methy- lisothiazolinone was nonmutagenic when tested with and with- out metabolic activation (0.5-40.0 mg/mL). However, another CHO assay tha...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_007"}
CIR_vision_codex NOAEL =49.8 mg/kg bw/d - oral - developmental toxicity {"citation":"6; 15; 49","dose":"Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg.","effect":"water via gavage once daily on days 6 through 15 of gestation. Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg. A significant increase in the number of visceral anomalies were observed at 74.7 mg/kg, which were likely due to maternal toxicity. No teratogenic effects on fetuses attributed to the test material could be verified. The NOAEL and LOAEL for maternal toxi- city were 33.4 mg/kg bw/d and 49.8 mg/kg bw/d, respectively; the NOAEL and LOAEL for embryotoxicity were 49.8 mg/kg bw/d and 74.7 mg/kg bw/d, respectively. Genotoxicity Methylisothiazolinone (up to 1000 mg/plate) and the metabolite NMMA (up to 5000 mg/plate) were not mutagenic in the Ames test when tested with and without metabolic activation. In a Chinese hamster ovary (CHO) cell assay, 97.5% pure Methy- lisothiazolinone was nonmutagenic when tested with and with- out metabolic activation (0.5-40.0 mg/mL). However, another CHO assay that studied Methylisothiazolinone at 97.5% ai (0.0785-5000 mg/mL) found significant increases in cells...","page":6,"pdf":"PRS821.pdf","row_type":"noael_study","study_id":"PRS821_noael_008"}
COSMOS_DB 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
COSMOS_DB LOAEL 75 ppm rat oral 90 day Subchronic FCN; Three-Month Drinking Water Toxicity Study in Rats
NTP_ICE_acute_dermal 6 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
NTP_ICE_acute_dermal EPA classification 4 unitless Rat Dermal - In Vivo; Rat Acute Dermal Toxicity sheet=Data; excel_row=750; Record_ID=acute_dermal_368; Data_Type=In Vivo; Formulation_ID=MIX361; Formulation_Name=Preventol P 91; Percent_Active_Ingredient=0.3; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Dermal Toxicity; Endpoint=EPA classification; Response=4.0; Response_Unit=Unitless; Species=Rat; Route=Dermal; Reference=FIFRA data; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_dermal EPA classification 2 unitless Rat Dermal - In Vivo; Rat Acute Dermal Toxicity sheet=Data; excel_row=755; Record_ID=acute_dermal_285; Data_Type=In Vivo; Formulation_ID=MIX278; Formulation_Name=Kathon CF 400; Percent_Active_Ingredient=1.05; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Dermal Toxicity; Endpoint=EPA classification; Response=2.0; Response_Unit=Unitless; Species=Rat; Route=Dermal; Reference=FIFRA data; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_dermal EPA classification 3 unitless Rat Dermal - In Vivo; Rat Acute Dermal Toxicity sheet=Data; excel_row=759; Record_ID=acute_dermal_11; Data_Type=In Vivo; Formulation_ID=MIX11; Formulation_Name=Acticide SR 8213 C; Percent_Active_Ingredient=10.0; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Dermal Toxicity; Endpoint=EPA classification; Response=3.0; Response_Unit=Unitless; Species=Rat; Route=Dermal; Reference=FIFRA data; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_dermal GHS classification 5 unitless Rat Dermal - In Vivo; Rat Acute Dermal Toxicity sheet=Data; excel_row=753; Record_ID=acute_dermal_8; Data_Type=In Vivo; Formulation_ID=MIX8; Formulation_Name=Acticide LA 2605-F; Percent_Active_Ingredient=0.65; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Dermal Toxicity; Endpoint=GHS classification; Response=5.0; Response_Unit=Unitless; Species=Rat; Route=Dermal; Reference=FIFRA data; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_dermal LD50 >5000 mg/kg Rat Dermal - In Vivo; Rat Acute Dermal Toxicity sheet=Data; excel_row=748; Record_ID=acute_dermal_368; Data_Type=In Vivo; Formulation_ID=MIX361; Formulation_Name=Preventol P 91; Percent_Active_Ingredient=0.3; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Dermal Toxicity; Endpoint=LD50; Response_Modifier=>; Response=5000.0; Response_Unit=mg/kg; Species=Rat; Route=Dermal; Reference=FIFRA data; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_dermal LD50 >2000 mg/kg Rat Dermal - In Vivo; Rat Acute Dermal Toxicity sheet=Data; excel_row=751; Record_ID=acute_dermal_11; Data_Type=In Vivo; Formulation_ID=MIX11; Formulation_Name=Acticide SR 8213 C; Percent_Active_Ingredient=10.0; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Dermal Toxicity; Endpoint=LD50; Response_Modifier=>; Response=2000.0; Response_Unit=mg/kg; Species=Rat; Route=Dermal; Reference=FIFRA data; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_inhalation 12 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
NTP_ICE_acute_inhalation EPA Classification 2 unitless - Inhalation - In Vivo; AcuteInhal6pack; Rat Acute Inhalation Toxicity sheet=Data; excel_row=1623; Record_ID=acute_inhalation_466; Data_Type=In Vivo; Internal_Data_Source=AcuteInhal6pack; Formulation_ID=MIX60; Formulation_Name=Bioban 425 Antimicrobial; Percent_Active_Ingredient=15.0; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Inhalation Toxicity; Endpoint=EPA Classification; Response=2; Response_Unit=Unitless; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_inhalation EPA Classification 3 unitless - Inhalation - In Vivo; AcuteInhal6pack; Rat Acute Inhalation Toxicity sheet=Data; excel_row=1624; Record_ID=acute_inhalation_293; Data_Type=In Vivo; Internal_Data_Source=AcuteInhal6pack; Formulation_ID=MIX361; Formulation_Name=Preventol P 91; Percent_Active_Ingredient=0.3; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Inhalation Toxicity; Endpoint=EPA Classification; Response=3; Response_Unit=Unitless; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_inhalation GHS Classification 4 unitless - Inhalation - In Vivo; AcuteInhal6pack; Rat Acute Inhalation Toxicity sheet=Data; excel_row=1631; Record_ID=acute_inhalation_329; Data_Type=In Vivo; Internal_Data_Source=AcuteInhal6pack; Formulation_ID=MIX400; Formulation_Name=Rocima 586; Percent_Active_Ingredient=0.28; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Inhalation Toxicity; Endpoint=GHS Classification; Response=4; Response_Unit=Unitless; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_inhalation LC50 0.21 mg/L - Inhalation - In Vivo; AcuteInhal6pack; Rat Acute Inhalation Toxicity sheet=Data; excel_row=1620; Record_ID=acute_inhalation_29; Data_Type=In Vivo; Internal_Data_Source=AcuteInhal6pack; Formulation_ID=MIX8; Formulation_Name=Acticide LA 2605-F; Percent_Active_Ingredient=0.65; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Inhalation Toxicity; Endpoint=LC50; Response=0.21; Response_Unit=mg/L; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_inhalation LC50 range0.52 mg/L - Inhalation - In Vivo; AcuteInhal6pack; Rat Acute Inhalation Toxicity sheet=Data; excel_row=1621; Record_ID=acute_inhalation_293; Data_Type=In Vivo; Internal_Data_Source=AcuteInhal6pack; Formulation_ID=MIX361; Formulation_Name=Preventol P 91; Percent_Active_Ingredient=0.3; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Inhalation Toxicity; Endpoint=LC50; Response_Modifier=range; Response=>0.52 and <2.05; Response_Unit=mg/L; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_inhalation LC50 1.69 mg/L - Inhalation - In Vivo; AcuteInhal6pack; Rat Acute Inhalation Toxicity sheet=Data; excel_row=1622; Record_ID=acute_inhalation_329; Data_Type=In Vivo; Internal_Data_Source=AcuteInhal6pack; Formulation_ID=MIX400; Formulation_Name=Rocima 586; Percent_Active_Ingredient=0.28; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Inhalation Toxicity; Endpoint=LC50; Response=1.69; Response_Unit=mg/L; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_inhalation LC50 0.11 mg/L - Inhalation Duration=4 hr In Vivo; AcuteInhalNICEATM; Rat Acute Inhalation Toxicity sheet=Data; excel_row=1632; Record_ID=acute_inhalation_1047; Data_Type=In Vivo; Internal_Data_Source=AcuteInhalNICEATM; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Rat Acute Inhalation Toxicity; Endpoint=LC50; Response=0.11; Response_Unit=mg/L; Reference=REACH; URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/3/3/?documentUUID=689d5e1b-a6e1-4771-a5f1-087cf7146040; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_inhalation LC50 0.13 mg/L - Inhalation Duration=4 hr In Vivo; AcuteInhalNICEATM; Rat Acute Inhalation Toxicity sheet=Data; excel_row=1633; Record_ID=acute_inhalation_1051; Data_Type=In Vivo; Internal_Data_Source=AcuteInhalNICEATM; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Rat Acute Inhalation Toxicity; Endpoint=LC50; Response=0.13; Response_Unit=mg/L; Reference=REACH; URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/3/3/?documentUUID=689d5e1b-a6e1-4771-a5f1-087cf7146040; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_inhalation LC50 0.1 mg/L - Inhalation Duration=4 hr In Vivo; AcuteInhalNICEATM; Rat Acute Inhalation Toxicity sheet=Data; excel_row=1634; Record_ID=acute_inhalation_1055; Data_Type=In Vivo; Internal_Data_Source=AcuteInhalNICEATM; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Rat Acute Inhalation Toxicity; Endpoint=LC50; Response=0.1; Response_Unit=mg/L; Reference=REACH; URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/3/3/?documentUUID=689d5e1b-a6e1-4771-a5f1-087cf7146040; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_inhalation LC50 0.35 mg/L - Inhalation Duration=4 hr In Vivo; AcuteInhalNICEATM; Rat Acute Inhalation Toxicity sheet=Data; excel_row=1635; Record_ID=acute_inhalation_1078; Data_Type=In Vivo; Internal_Data_Source=AcuteInhalNICEATM; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Rat Acute Inhalation Toxicity; Endpoint=LC50; Response=0.35; Response_Unit=mg/L; Reference=REACH; URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/3/3/?documentUUID=3ccf380c-35c9-4ecd-87e3-f25bc496d064; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_inhalation LC50 0.38 mg/L - Inhalation - In Vivo; AcuteInhal6pack; Rat Acute Inhalation Toxicity sheet=Data; excel_row=1636; Record_ID=acute_inhalation_466; Data_Type=In Vivo; Internal_Data_Source=AcuteInhal6pack; Formulation_ID=MIX60; Formulation_Name=Bioban 425 Antimicrobial; Percent_Active_Ingredient=15; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Inhalation Toxicity; Endpoint=LC50; Response=0.38; Response_Unit=mg/L; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_inhalation LC50 0.73 mg/L - Inhalation - In Vivo; AcuteInhal6pack; Rat Acute Inhalation Toxicity sheet=Data; excel_row=1638; Record_ID=acute_inhalation_26; Data_Type=In Vivo; Internal_Data_Source=AcuteInhal6pack; Formulation_ID=MIX6; Formulation_Name=Acticide CBM; Percent_Active_Ingredient=3.903; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Rat Acute Inhalation Toxicity; Endpoint=LC50; Response=0.73; Response_Unit=mg/L; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_acute_oral 24 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
NTP_ICE_acute_oral EPA classification =3 Unitless Rat oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_13156; row=4470; data_type=In Vivo; mixture=Mixture; formulation_id=MIX663; formulation_name=Acticide CBM 2; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=5.0; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral EPA classification =3 Unitless Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12197; row=4471; data_type=In Vivo; mixture=Mixture; formulation_id=MIX11; formulation_name=Acticide SR 8213 C; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=10.0; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral EPA classification =2 Unitless Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12286; row=4472; data_type=In Vivo; mixture=Mixture; formulation_id=MIX60; formulation_name=Bioban 425 Antimicrobial; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=15.0; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral EPA classification =3 Unitless Rat oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_13224; row=4473; data_type=In Vivo; mixture=Mixture; formulation_id=MIX278; formulation_name=Kathon CF 400; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=1.05; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral EPA classification =3 Unitless Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12860; row=4474; data_type=In Vivo; mixture=Mixture; formulation_id=MIX361; formulation_name=Preventol P 91; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=0.3; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral EPA classification =3 Unitless Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12959; row=4477; data_type=In Vivo; mixture=Mixture; formulation_id=MIX400; formulation_name=Rocima 586; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=0.28; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral EPA classification =3 Unitless Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12185; row=4491; data_type=In Vivo; mixture=Mixture; formulation_id=MIX6; formulation_name=Acticide CBM; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=3.903; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral EPA classification =2 Unitless Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12189; row=4493; data_type=In Vivo; mixture=Mixture; formulation_id=MIX8; formulation_name=Acticide LA 2605-F; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=0.65; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral GHS classification =4 Unitless Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12860; row=4475; data_type=In Vivo; mixture=Mixture; formulation_id=MIX361; formulation_name=Preventol P 91; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=0.3; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral GHS classification =4 Unitless Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12959; row=4476; data_type=In Vivo; mixture=Mixture; formulation_id=MIX400; formulation_name=Rocima 586; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=0.28; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral GHS classification =5 Unitless Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12185; row=4478; data_type=In Vivo; mixture=Mixture; formulation_id=MIX6; formulation_name=Acticide CBM; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=3.903; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral GHS classification =4 Unitless Rat oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_13156; row=4479; data_type=In Vivo; mixture=Mixture; formulation_id=MIX663; formulation_name=Acticide CBM 2; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=5.0; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral GHS classification =4 Unitless Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12189; row=4480; data_type=In Vivo; mixture=Mixture; formulation_id=MIX8; formulation_name=Acticide LA 2605-F; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=0.65; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral GHS classification =4 Unitless Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12197; row=4488; data_type=In Vivo; mixture=Mixture; formulation_id=MIX11; formulation_name=Acticide SR 8213 C; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=10.0; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral GHS classification =3 Unitless Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12286; row=4490; data_type=In Vivo; mixture=Mixture; formulation_id=MIX60; formulation_name=Bioban 425 Antimicrobial; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=15.0; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral GHS classification =4 Unitless Rat oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_13224; row=4492; data_type=In Vivo; mixture=Mixture; formulation_id=MIX278; formulation_name=Kathon CF 400; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=1.05; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral LD50 >2000 mg/kg bw Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12185; row=4481; data_type=In Vivo; mixture=Mixture; formulation_id=MIX6; formulation_name=Acticide CBM; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=3.903; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral LD50 =97 mg/kg bw Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12286; row=4482; data_type=In Vivo; mixture=Mixture; formulation_id=MIX60; formulation_name=Bioban 425 Antimicrobial; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=15.0; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral LD50 =1030 mg/kg bw Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12860; row=4483; data_type=In Vivo; mixture=Mixture; formulation_id=MIX361; formulation_name=Preventol P 91; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=0.3; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral LD50 =105 mg/kg bw Rat oral acute Rat Acute Oral Toxicity NLM Hazardous Substances Data Bank (undated); record_id=acute_oral_4872; row=4484; data_type=In Vivo; mixture=Chemical; chemical_name=2-Methyl-3(2H)-isothiazolone; preferred_name=2-Methyl-3(2H)-isothiazolone; dtxsid=DTXSID2034259; url=https://pubchem.ncbi.nlm.nih.gov/; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral LD50 =183 mg/kg bw Rat (Female) oral acute Rat Acute Oral Toxicity NLM Hazardous Substances Data Bank (undated); record_id=acute_oral_4874; row=4485; data_type=In Vivo; mixture=Chemical; chemical_name=2-Methyl-3(2H)-isothiazolone; preferred_name=2-Methyl-3(2H)-isothiazolone; dtxsid=DTXSID2034259; url=https://pubchem.ncbi.nlm.nih.gov/; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral LD50 =1091 mg/kg bw Rat (Female) oral acute Rat Acute Oral Toxicity NLM Hazardous Substances Data Bank (undated); record_id=acute_oral_4876; row=4486; data_type=In Vivo; mixture=Chemical; chemical_name=2-Methyl-3(2H)-isothiazolone; preferred_name=2-Methyl-3(2H)-isothiazolone; dtxsid=DTXSID2034259; url=https://pubchem.ncbi.nlm.nih.gov/; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral LD50 =2834 mg/kg bw Rat (Male) oral acute Rat Acute Oral Toxicity NLM Hazardous Substances Data Bank (undated); record_id=acute_oral_4878; row=4487; data_type=In Vivo; mixture=Chemical; chemical_name=2-Methyl-3(2H)-isothiazolone; preferred_name=2-Methyl-3(2H)-isothiazolone; dtxsid=DTXSID2034259; url=https://pubchem.ncbi.nlm.nih.gov/; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_acute_oral LD50 =2000 mg/kg bw Rat (Female) oral acute Rat Acute Oral Toxicity Studies submitted to EPA in support of pesticide registration applications (undated); record_id=acute_oral_12959; row=4489; data_type=In Vivo; mixture=Mixture; formulation_id=MIX400; formulation_name=Rocima 586; chemical_name=Methylisothiazolinone; preferred_name=2-Methyl-3(2H)-isothiazolone; percent_active_ingredient=0.28; dtxsid=DTXSID2034259; url_comptox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259; source_file=acute_oral.xlsx
NTP_ICE_eye_irritation 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
NTP_ICE_eye_irritation EPA Classification 1 unitless Rabbit Ocular - In Vivo; Draize Eye Irritation/Corrosion Test sheet=Data; excel_row=863; Record_ID=eye_irritation_391; Data_Type=In Vivo; Formulation_ID=EyeIrritation6pack_PID47; Formulation_Name=Acticide CBM; Percent_Active_Ingredient=3.903; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Draize Eye Irritation/Corrosion Test; Endpoint=EPA Classification; Response=1; Response_Unit=Unitless; Species=Rabbit; Reference=FIFRA data; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_irritation 6 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
NTP_ICE_skin_irritation EPA classification 1 unitless Rabbit Dermal - In Vivo; Draize Skin Irritation/Corrosion Test sheet=Data_invivo; excel_row=605; Record_ID=skin_irritation_invivo_516; Data_Type=In Vivo; Formulation_ID=MIX8; Formulation_Name=Acticide LA 2605-F; Percent_Active_Ingredient=0.65; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Draize Skin Irritation/Corrosion Test; Endpoint=EPA classification; Response=1; Response_Unit=Unitless; Species=Rabbit; Reference=FIFRA (undated); URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_irritation EPA classification 1 unitless Rabbit Dermal - In Vivo; Draize Skin Irritation/Corrosion Test sheet=Data_invivo; excel_row=606; Record_ID=skin_irritation_invivo_849; Data_Type=In Vivo; Formulation_ID=MIX8; Formulation_Name=Acticide LA 2605-F; Percent_Active_Ingredient=0.65; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Draize Skin Irritation/Corrosion Test; Endpoint=EPA classification; Response=1; Response_Unit=Unitless; Species=Rabbit; Reported_Strain=New Zealand White; Strain=New Zealand White; Sex=Male; Reference=FIFRA (undated); URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_irritation EPA classification 2 unitless Rabbit Dermal - In Vivo; Draize Skin Irritation/Corrosion Test sheet=Data_invivo; excel_row=607; Record_ID=skin_irritation_invivo_751; Data_Type=In Vivo; Formulation_ID=MIX361; Formulation_Name=Preventol P 91; Percent_Active_Ingredient=0.3; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Draize Skin Irritation/Corrosion Test; Endpoint=EPA classification; Response=2; Response_Unit=Unitless; Species=Rabbit; Reported_Strain=New Zealand White; Strain=New Zealand White; Sex=Female; Reference=FIFRA (undated); URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_irritation EPA classification 3 unitless Rabbit Dermal - In Vivo; Draize Skin Irritation/Corrosion Test sheet=Data_invivo; excel_row=610; Record_ID=skin_irritation_invivo_523; Data_Type=In Vivo; Formulation_ID=MIX11; Formulation_Name=Acticide SR 8213 C; Percent_Active_Ingredient=10; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Draize Skin Irritation/Corrosion Test; Endpoint=EPA classification; Response=3; Response_Unit=Unitless; Species=Rabbit; Reference=FIFRA (undated); URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_irritation EPA classification 2 unitless Rabbit Dermal - In Vivo; Draize Skin Irritation/Corrosion Test sheet=Data_invivo; excel_row=612; Record_ID=skin_irritation_invivo_378; Data_Type=In Vivo; Formulation_ID=MIX361; Formulation_Name=Preventol P 91; Percent_Active_Ingredient=0.3; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Draize Skin Irritation/Corrosion Test; Endpoint=EPA classification; Response=2; Response_Unit=Unitless; Species=Rabbit; Reference=FIFRA (undated); URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_irritation EPA classification 3 unitless Rabbit Dermal - In Vivo; Draize Skin Irritation/Corrosion Test sheet=Data_invivo; excel_row=615; Record_ID=skin_irritation_invivo_857; Data_Type=In Vivo; Formulation_ID=MIX11; Formulation_Name=Acticide SR 8213 C; Percent_Active_Ingredient=10; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Draize Skin Irritation/Corrosion Test; Endpoint=EPA classification; Response=3; Response_Unit=Unitless; Species=Rabbit; Reported_Strain=New Zealand White; Strain=New Zealand White; Reference=FIFRA (undated); URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization 42 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
NTP_ICE_skin_sensitization CD54, EC200 7.89 ug/mL - Dermal - In Vitro; CE_hCLAT2018; h-CLAT sheet=Data_invitro; excel_row=2043; Record_ID=skin_sensitization_invitro_511; Data_Type=In Vitro; Internal_Data_Source=CE_hCLAT2018; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=h-CLAT; Endpoint=CD54, EC200; Reported_Response=7.89; Reported_Response_Unit=ug/mL; Response=7.89; Response_Unit=ug/mL; Reference=Urbisch et al. 2015; 25541156; 10.1016/j.yrtph.2014.12.008; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization CD86, EC150 9.23 ug/mL - Dermal - In Vitro; CE_hCLAT2018; h-CLAT sheet=Data_invitro; excel_row=2044; Record_ID=skin_sensitization_invitro_511; Data_Type=In Vitro; Internal_Data_Source=CE_hCLAT2018; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=h-CLAT; Endpoint=CD86, EC150; Reported_Response=9.23; Reported_Response_Unit=ug/mL; Response=9.23; Response_Unit=ug/mL; Reference=Urbisch et al. 2015; 25541156; 10.1016/j.yrtph.2014.12.008; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization CD86, EC150 4.594 ug/mL - Dermal - In Vitro; Urbisch_SkinSensitization2020; U-SENS sheet=Data_invitro; excel_row=8312; Record_ID=skin_sensitization_invitro_2304; Data_Type=In Vitro; Internal_Data_Source=Urbisch_SkinSensitization2020; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=U-SENS; Endpoint=CD86, EC150; Reported_Response=39.9; Reported_Response_Unit=uM; Conversion_Factor_Value=115.15; Conversion_Factor_Source=EPA Dashboard; Converted_Response=4.594; Converted_Response_Unit=ug/mL; Response=4.594; Response_Unit=ug/mL; Reference=Urbisch et al. 2015; 25541156; 10.1016/j.yrtph.2014.12.008; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization CD86, EC150 9 ug/mL - Dermal - In Vitro; CE_USENSE2018; U-SENS sheet=Data_invitro; excel_row=8540; Record_ID=skin_sensitization_invitro_2355; Data_Type=In Vitro; Internal_Data_Source=CE_USENSE2018; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=U-SENS; Endpoint=CD86, EC150; Reported_Response=9; Reported_Response_Unit=ug/mL; Response=9; Response_Unit=ug/mL; Reference=Piroird et al. 2015; 25820135; 10.1016/j.tiv.2015.03.009; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization CV70 44.3 ug/mL - Dermal - In Vitro; CE_USENSE2018; U-SENS sheet=Data_invitro; excel_row=8538; Record_ID=skin_sensitization_invitro_2355; Data_Type=In Vitro; Internal_Data_Source=CE_USENSE2018; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=U-SENS; Endpoint=CV70; Reported_Response=44.3; Reported_Response_Unit=ug/mL; Response=44.3; Response_Unit=ug/mL; Reference=Piroird et al. 2015; 25820135; 10.1016/j.tiv.2015.03.009; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization CV75 24.7 ug/mL - Dermal - In Vitro; CE_hCLAT2018; h-CLAT sheet=Data_invitro; excel_row=2045; Record_ID=skin_sensitization_invitro_511; Data_Type=In Vitro; Internal_Data_Source=CE_hCLAT2018; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=h-CLAT; Endpoint=CV75; Reported_Response=24.7; Reported_Response_Unit=ug/mL; Response=24.7; Response_Unit=ug/mL; Reference=Urbisch et al. 2015; 25541156; 10.1016/j.yrtph.2014.12.008; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Concentration, 5% incidence of positive responses 0.232 % Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6505; Record_ID=skin_sensitization_invivo_1487; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.04; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Concentration, 5% incidence of positive responses; Response=0.232; Response_Unit=%; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Concentration, 5% incidence of positive responses 0.525 % Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6521; Record_ID=skin_sensitization_invivo_1489; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.05; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Concentration, 5% incidence of positive responses; Response=0.525; Response_Unit=%; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Concentration, one positive response 0.04 % Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6501; Record_ID=skin_sensitization_invivo_1487; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.04; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Concentration, one positive response; Response=0.04; Response_Unit=%; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Concentration, one positive response 0.05 % Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6517; Record_ID=skin_sensitization_invivo_1489; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.05; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Concentration, one positive response; Response=0.05; Response_Unit=%; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Depletion Cys 97.9 % - Dermal - In Vitro; DPRA2015; DPRA sheet=Data_invitro; excel_row=870; Record_ID=skin_sensitization_invitro_241; Data_Type=In Vitro; Internal_Data_Source=DPRA2015; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=DPRA; Endpoint=Depletion Cys; Reported_Response=97.9; Reported_Response_Unit=%; Response=97.9; Response_Unit=%; Reference=Gerberick et al. 2007; 17400584; 10.1093/toxsci/kfm064|Natsch et al. 2013; 23576290; 10.1002/jat.2868; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Depletion Cys 100 % - Dermal - In Vitro; DPRA2015; DPRA sheet=Data_invitro; excel_row=874; Record_ID=skin_sensitization_invitro_242; Data_Type=In Vitro; Internal_Data_Source=DPRA2015; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=DPRA; Endpoint=Depletion Cys; Reported_Response=100; Reported_Response_Unit=%; Response=100; Response_Unit=%; Reference=Nukada et al. 2013; 23149339; 10.1016/j.tiv.2012.11.006|Nukada personal communication (undated); URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Depletion Lys -5.6 % - Dermal - In Vitro; DPRA2015; DPRA sheet=Data_invitro; excel_row=869; Record_ID=skin_sensitization_invitro_241; Data_Type=In Vitro; Internal_Data_Source=DPRA2015; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=DPRA; Endpoint=Depletion Lys; Reported_Response=-5.6; Reported_Response_Unit=%; Response=-5.6; Response_Unit=%; Reference=Gerberick et al. 2007; 17400584; 10.1093/toxsci/kfm064|Natsch et al. 2013; 23576290; 10.1002/jat.2868; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Depletion Lys 1.1 % - Dermal - In Vitro; DPRA2015; DPRA sheet=Data_invitro; excel_row=873; Record_ID=skin_sensitization_invitro_242; Data_Type=In Vitro; Internal_Data_Source=DPRA2015; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=DPRA; Endpoint=Depletion Lys; Reported_Response=1.1000000000000001; Reported_Response_Unit=%; Response=1.1; Response_Unit=%; Reference=Nukada et al. 2013; 23149339; 10.1016/j.tiv.2012.11.006|Nukada personal communication (undated); URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Depletion Lys + Cys 46.15 % - Dermal - In Vitro; DPRA2015; DPRA sheet=Data_invitro; excel_row=871; Record_ID=skin_sensitization_invitro_241; Data_Type=In Vitro; Internal_Data_Source=DPRA2015; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=DPRA; Endpoint=Depletion Lys + Cys; Reported_Response=46.15; Reported_Response_Unit=%; Response=46.15; Response_Unit=%; Reference=Gerberick et al. 2007; 17400584; 10.1093/toxsci/kfm064|Natsch et al. 2013; 23576290; 10.1002/jat.2868; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Depletion Lys + Cys 51 % - Dermal - In Vitro; DPRA2015; DPRA sheet=Data_invitro; excel_row=875; Record_ID=skin_sensitization_invitro_242; Data_Type=In Vitro; Internal_Data_Source=DPRA2015; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=DPRA; Endpoint=Depletion Lys + Cys; Reported_Response=51; Reported_Response_Unit=%; Response=51; Response_Unit=%; Reference=Nukada et al. 2013; 23149339; 10.1016/j.tiv.2012.11.006|Nukada personal communication (undated); URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization EC1.5 11.78 uM - Dermal - In Vitro; CE_KeratinoSense2018; KeratinoSens sheet=Data_invitro; excel_row=8786; Record_ID=skin_sensitization_invitro_2434; Data_Type=In Vitro; Internal_Data_Source=CE_KeratinoSense2018; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=KeratinoSens; Endpoint=EC1.5; Reported_Response=11.78; Reported_Response_Unit=uM; Response=11.78; Response_Unit=uM; Reference=Natsch et al. 2013; 23576290; 10.1002/jat.2868|Joint Research Centre of the European Union 2014|Urbisch et al. 2015; 25541156; 10.1016/j.yrtph.2014.12.008; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization EC3 29.56 uM - Dermal - In Vitro; CE_KeratinoSense2018; KeratinoSens sheet=Data_invitro; excel_row=8787; Record_ID=skin_sensitization_invitro_2434; Data_Type=In Vitro; Internal_Data_Source=CE_KeratinoSense2018; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=KeratinoSens; Endpoint=EC3; Reported_Response=29.559000000000001; Reported_Response_Unit=uM; Response=29.56; Response_Unit=uM; Reference=Natsch et al. 2013; 23576290; 10.1002/jat.2868|Joint Research Centre of the European Union 2014|Urbisch et al. 2015; 25541156; 10.1016/j.yrtph.2014.12.008; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization EC3 1.9 % Mouse Dermal - In Vivo; Urbisch_SkinSensitization2020; LLNA sheet=Data_invivo; excel_row=12809; Record_ID=skin_sensitization_invivo_2810; Data_Type=In Vivo; Internal_Data_Source=Urbisch_SkinSensitization2020; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=LLNA; Endpoint=EC3; Response=1.9; Response_Unit=%; Species=Mouse; Route=Dermal; Reference=Urbisch et al. 2015; 25541156; 10.1016/j.yrtph.2014.12.008; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization EC3 0.37 % Mouse Dermal - In Vivo; LLNAdb2013; LLNA sheet=Data_invivo; excel_row=13439; Record_ID=skin_sensitization_invivo_3588; Data_Type=In Vivo; Internal_Data_Source=LLNAdb2013; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=LLNA; Endpoint=EC3; Response=0.37; Response_Unit=%; Species=Mouse; Route=Dermal; Reference=Basketter et al. 2003; Not available; 10.1081/CUS-120026299; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization EC3 2.2 % Mouse Dermal - In Vivo; LLNAdb2013; LLNA sheet=Data_invivo; excel_row=13440; Record_ID=skin_sensitization_invivo_3589; Data_Type=In Vivo; Internal_Data_Source=LLNAdb2013; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=LLNA; Endpoint=EC3; Response=2.2; Response_Unit=%; Species=Mouse; Route=Dermal; Reference=Basketter et al. 2003; Not available; 10.1081/CUS-120026299; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization EC3 0.37 % Mouse Dermal - In Vivo; LLNAdb2013; LLNA sheet=Data_invivo; excel_row=13439; Record_ID=skin_sensitization_invivo_3588; Data_Type=In Vivo; Internal_Data_Source=LLNAdb2013; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=LLNA; Endpoint=EC3; Response=0.37; Response_Unit=%; Species=Mouse; Route=Dermal; Reference=Basketter et al. 2003; Not available; 10.1081/CUS-120026299; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization EC3 2.2 % Mouse Dermal - In Vivo; LLNAdb2013; LLNA sheet=Data_invivo; excel_row=13440; Record_ID=skin_sensitization_invivo_3589; Data_Type=In Vivo; Internal_Data_Source=LLNAdb2013; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=LLNA; Endpoint=EC3; Response=2.2; Response_Unit=%; Species=Mouse; Route=Dermal; Reference=Basketter et al. 2003; Not available; 10.1081/CUS-120026299; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization EC3 0.37 % Mouse Dermal - In Vivo; LLNAdb2013; LLNA sheet=Data_invivo; excel_row=13439; Record_ID=skin_sensitization_invivo_3588; Data_Type=In Vivo; Internal_Data_Source=LLNAdb2013; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=LLNA; Endpoint=EC3; Response=0.37; Response_Unit=%; Species=Mouse; Route=Dermal; Reference=Basketter et al. 2003; Not available; 10.1081/CUS-120026299; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization EC3 2.2 % Mouse Dermal - In Vivo; LLNAdb2013; LLNA sheet=Data_invivo; excel_row=13440; Record_ID=skin_sensitization_invivo_3589; Data_Type=In Vivo; Internal_Data_Source=LLNAdb2013; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=LLNA; Endpoint=EC3; Response=2.2; Response_Unit=%; Species=Mouse; Route=Dermal; Reference=Basketter et al. 2003; Not available; 10.1081/CUS-120026299; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization EC3 0.37 % Mouse Dermal - In Vivo; LLNAdb2013; LLNA sheet=Data_invivo; excel_row=13439; Record_ID=skin_sensitization_invivo_3588; Data_Type=In Vivo; Internal_Data_Source=LLNAdb2013; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=LLNA; Endpoint=EC3; Response=0.37; Response_Unit=%; Species=Mouse; Route=Dermal; Reference=Basketter et al. 2003; Not available; 10.1081/CUS-120026299; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization EC3 2.2 % Mouse Dermal - In Vivo; LLNAdb2013; LLNA sheet=Data_invivo; excel_row=13440; Record_ID=skin_sensitization_invivo_3589; Data_Type=In Vivo; Internal_Data_Source=LLNAdb2013; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=LLNA; Endpoint=EC3; Response=2.2; Response_Unit=%; Species=Mouse; Route=Dermal; Reference=Basketter et al. 2003; Not available; 10.1081/CUS-120026299; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization GHS Classification 1 unitless Guinea pig Dermal - In Vivo; SkinSensitization6pack; Guinea Pig Maximization/Buehler sheet=Data_invivo; excel_row=732; Record_ID=skin_sensitization_invivo_28; Data_Type=In Vivo; Internal_Data_Source=SkinSensitization6pack; Formulation_ID=MIX8; Formulation_Name=Acticide LA 2605-F; Percent_Active_Ingredient=0.65; Mixture=Mixture; DTXSID=DTXSID2034259; Assay=Guinea Pig Maximization/Buehler; Endpoint=GHS Classification; Response=1; Response_Unit=Unitless; Species=Guinea pig; Route=Dermal; Reference=FIFRA (undated); URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization IC50 139 uM - Dermal - In Vitro; CE_KeratinoSense2018; KeratinoSens sheet=Data_invitro; excel_row=8788; Record_ID=skin_sensitization_invitro_2434; Data_Type=In Vitro; Internal_Data_Source=CE_KeratinoSense2018; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=KeratinoSens; Endpoint=IC50; Reported_Response=138.97999999999999; Reported_Response_Unit=uM; Response=139; Response_Unit=uM; Reference=Natsch et al. 2013; 23576290; 10.1002/jat.2868|Joint Research Centre of the European Union 2014|Urbisch et al. 2015; 25541156; 10.1016/j.yrtph.2014.12.008; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Imax 22.6 ratio - Dermal - In Vitro; CE_KeratinoSense2018; KeratinoSens sheet=Data_invitro; excel_row=8789; Record_ID=skin_sensitization_invitro_2434; Data_Type=In Vitro; Internal_Data_Source=CE_KeratinoSense2018; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=KeratinoSens; Endpoint=Imax; Reported_Response=22.6; Reported_Response_Unit=Unitless; Response=22.6; Response_Unit=Ratio; Reference=Natsch et al. 2013; 23576290; 10.1002/jat.2868|Joint Research Centre of the European Union 2014|Urbisch et al. 2015; 25541156; 10.1016/j.yrtph.2014.12.008; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Incidence of positive responses 0 % Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6475; Record_ID=skin_sensitization_invivo_1483; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.01; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Incidence of positive responses; Response=0; Response_Unit=%; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Incidence of positive responses 0.8621 % Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6497; Record_ID=skin_sensitization_invivo_1487; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.04; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Incidence of positive responses; Response=0.8621; Response_Unit=%; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Incidence of positive responses 0.4762 % Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6513; Record_ID=skin_sensitization_invivo_1489; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.05; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Incidence of positive responses; Response=0.4762; Response_Unit=%; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Induction dose per skin area 10 ug/cm2 Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6481; Record_ID=skin_sensitization_invivo_1484; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.02; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Induction dose per skin area; Response=10; Response_Unit=ug/cm2; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Induction dose per skin area 15 ug/cm2 Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6488; Record_ID=skin_sensitization_invivo_1485; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.03; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Induction dose per skin area; Response=15; Response_Unit=ug/cm2; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Induction dose per skin area 20 ug/cm2 Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6495; Record_ID=skin_sensitization_invivo_1487; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.04; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Induction dose per skin area; Response=20; Response_Unit=ug/cm2; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Induction dose per skin area 25 ug/cm2 Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6511; Record_ID=skin_sensitization_invivo_1489; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.05; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Induction dose per skin area; Response=25; Response_Unit=ug/cm2; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Induction dose per skin area 30 ug/cm2 Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6528; Record_ID=skin_sensitization_invivo_1491; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.06; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Induction dose per skin area; Response=30; Response_Unit=ug/cm2; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Induction dose per skin area, 5% incidence of positive responses 116 ug/cm2 Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6507; Record_ID=skin_sensitization_invivo_1487; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.04; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Induction dose per skin area, 5% incidence of positive responses; Response=116; Response_Unit=ug/cm2; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Induction dose per skin area, 5% incidence of positive responses 262.5 ug/cm2 Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6523; Record_ID=skin_sensitization_invivo_1489; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.05; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Induction dose per skin area, 5% incidence of positive responses; Response=262.5; Response_Unit=ug/cm2; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Relative reliability score 4 unitless Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6479; Record_ID=skin_sensitization_invivo_1483; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.01; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Relative reliability score; Response=4; Response_Unit=Unitless; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
NTP_ICE_skin_sensitization Relative reliability score 3 unitless Human Dermal - In Vivo; HPPT2020WIP; Human Repeat Insult Patch Test sheet=Data_invivo; excel_row=6487; Record_ID=skin_sensitization_invivo_1484; Data_Type=In Vivo; Internal_Data_Source=HPPT2020WIP; Concentration=0.02; Concentration_Units=%; Mixture=Chemical; DTXSID=DTXSID2034259; Assay=Human Repeat Insult Patch Test; Endpoint=Relative reliability score; Response=3; Response_Unit=Unitless; Species=Human; Route=Dermal; Reference=Rohm and Haas 2000; Not available; Not available|SCCNFP 2003; https://ec.europa.eu/health/archive/ph_risk/committees/sccp/documents/out_201.pdf; URL_CompTox=https://comptox.epa.gov/dashboard/chemical/details/DTXSID2034259
SCCNFP_vision_codex 12 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
SCCNFP_vision_codex NOAEL =19 mg/kg bw rat oral 90 day dermal absorption {"dose":"_____________________________________________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :","effect":"_____________________________________________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as","page":9,"pdf":"out270_en.pdf","row_type":"noael_study","study_id":"out270_en_noael_001"}
SCCNFP_vision_codex NOAEL =100 % rat oral 90 day dermal absorption {"dose":"___________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :","effect":"___________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as a prese","page":9,"pdf":"out270_en.pdf","row_type":"noael_study","study_id":"out270_en_noael_002"}
SCCNFP_vision_codex NOAEL =250 ppm - oral Sub-chronic repeated dose toxicity {"citation":"Ref. : 4 2","dose":"d decreases in water consumption in female animals exposed to 250 and 1000 ppm throughout most of the dosing phase and in males at all exposure doses throughout dosing.","effect":"d decreases in water consumption in female animals exposed to 250 and 1000 ppm throughout most of the dosing phase and in males at all exposure doses throughout dosing. Haematology and clinical chemistry revealed no treatment-related changes in either sex at any dose level. There were no treatment-related gross or microscopic pathological findings at any dose level in either sex. Based on effects on body weight and feed consumption at 1000 ppm (65.7 and 93.5 mg a.i./kg bw/day in males and females respectively) the NOAEL in this study was 250 ppm (equivalent to 19.0 and 24.6 mg a.i./kg bw/day in males and females, respectively). Ref. : 4 2.3.5. Repeated dose dermal toxicity No data 2.3.6. Repeated dose inhalation toxicity No data 2.3.7. Sub-chronic oral toxicity No data 2.3.8. Sub-chronic dermal toxicity No data 2.3.9. Sub-chronic inhalation toxicity No data 2.3.10. Chronic toxicity No data","page":7,"pdf":"out_201.pdf","row_type":"noael_study","study_id":"out_201_noael_001"}
SCCNFP_vision_codex NOAEL =19 mg/kg bw rat oral 90 day dermal absorption {"dose":"_____________________________________________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :","effect":"_____________________________________________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as","page":9,"pdf":"out270_en.pdf","row_type":"noael_study","study_id":"out270_en_noael_001"}
SCCNFP_vision_codex NOAEL =100 % rat oral 90 day dermal absorption {"dose":"___________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :","effect":"___________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as a prese","page":9,"pdf":"out270_en.pdf","row_type":"noael_study","study_id":"out270_en_noael_002"}
SCCNFP_vision_codex NOAEL =250 ppm - oral Sub-chronic repeated dose toxicity {"citation":"Ref. : 4 2","dose":"d decreases in water consumption in female animals exposed to 250 and 1000 ppm throughout most of the dosing phase and in males at all exposure doses throughout dosing.","effect":"d decreases in water consumption in female animals exposed to 250 and 1000 ppm throughout most of the dosing phase and in males at all exposure doses throughout dosing. Haematology and clinical chemistry revealed no treatment-related changes in either sex at any dose level. There were no treatment-related gross or microscopic pathological findings at any dose level in either sex. Based on effects on body weight and feed consumption at 1000 ppm (65.7 and 93.5 mg a.i./kg bw/day in males and females respectively) the NOAEL in this study was 250 ppm (equivalent to 19.0 and 24.6 mg a.i./kg bw/day in males and females, respectively). Ref. : 4 2.3.5. Repeated dose dermal toxicity No data 2.3.6. Repeated dose inhalation toxicity No data 2.3.7. Sub-chronic oral toxicity No data 2.3.8. Sub-chronic dermal toxicity No data 2.3.9. Sub-chronic inhalation toxicity No data 2.3.10. Chronic toxicity No data","page":7,"pdf":"out_201.pdf","row_type":"noael_study","study_id":"out_201_noael_001"}
SCCNFP_vision_codex NOAEL =19 mg/kg bw rat oral 90 day dermal absorption {"dose":"_____________________________________________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :","effect":"_____________________________________________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as","page":9,"pdf":"out270_en.pdf","row_type":"noael_study","study_id":"out270_en_noael_001"}
SCCNFP_vision_codex NOAEL =100 % rat oral 90 day dermal absorption {"dose":"___________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :","effect":"___________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as a prese","page":9,"pdf":"out270_en.pdf","row_type":"noael_study","study_id":"out270_en_noael_002"}
SCCNFP_vision_codex NOAEL =250 ppm - oral Sub-chronic repeated dose toxicity {"citation":"Ref. : 4 2","dose":"d decreases in water consumption in female animals exposed to 250 and 1000 ppm throughout most of the dosing phase and in males at all exposure doses throughout dosing.","effect":"d decreases in water consumption in female animals exposed to 250 and 1000 ppm throughout most of the dosing phase and in males at all exposure doses throughout dosing. Haematology and clinical chemistry revealed no treatment-related changes in either sex at any dose level. There were no treatment-related gross or microscopic pathological findings at any dose level in either sex. Based on effects on body weight and feed consumption at 1000 ppm (65.7 and 93.5 mg a.i./kg bw/day in males and females respectively) the NOAEL in this study was 250 ppm (equivalent to 19.0 and 24.6 mg a.i./kg bw/day in males and females, respectively). Ref. : 4 2.3.5. Repeated dose dermal toxicity No data 2.3.6. Repeated dose inhalation toxicity No data 2.3.7. Sub-chronic oral toxicity No data 2.3.8. Sub-chronic dermal toxicity No data 2.3.9. Sub-chronic inhalation toxicity No data 2.3.10. Chronic toxicity No data","page":7,"pdf":"out_201.pdf","row_type":"noael_study","study_id":"out_201_noael_001"}
SCCNFP_vision_codex NOAEL =19 mg/kg bw rat oral 90 day dermal absorption {"dose":"_____________________________________________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :","effect":"_____________________________________________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as","page":9,"pdf":"out270_en.pdf","row_type":"noael_study","study_id":"out270_en_noael_001"}
SCCNFP_vision_codex NOAEL =100 % rat oral 90 day dermal absorption {"dose":"___________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :","effect":"___________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as a prese","page":9,"pdf":"out270_en.pdf","row_type":"noael_study","study_id":"out270_en_noael_002"}
SCCNFP_vision_codex NOAEL =250 ppm - oral Sub-chronic repeated dose toxicity {"citation":"Ref. : 4 2","dose":"d decreases in water consumption in female animals exposed to 250 and 1000 ppm throughout most of the dosing phase and in males at all exposure doses throughout dosing.","effect":"d decreases in water consumption in female animals exposed to 250 and 1000 ppm throughout most of the dosing phase and in males at all exposure doses throughout dosing. Haematology and clinical chemistry revealed no treatment-related changes in either sex at any dose level. There were no treatment-related gross or microscopic pathological findings at any dose level in either sex. Based on effects on body weight and feed consumption at 1000 ppm (65.7 and 93.5 mg a.i./kg bw/day in males and females respectively) the NOAEL in this study was 250 ppm (equivalent to 19.0 and 24.6 mg a.i./kg bw/day in males and females, respectively). Ref. : 4 2.3.5. Repeated dose dermal toxicity No data 2.3.6. Repeated dose inhalation toxicity No data 2.3.7. Sub-chronic oral toxicity No data 2.3.8. Sub-chronic dermal toxicity No data 2.3.9. Sub-chronic inhalation toxicity No data 2.3.10. Chronic toxicity No data","page":7,"pdf":"out_201.pdf","row_type":"noael_study","study_id":"out_201_noael_001"}
SCCS_vision_codex 4 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
SCCS_vision_codex NOAEL =15 µg/cm2 - - - sensitisation {"dose":"Vehicle, Dose Volume, Patch Size Induction Concentration (ug/cm2) Challenge Concentration Positive Responses Water;","effect":"SCCS/1557/15 Final Opinion on Methylisothiazolinone (MI) (P94), submission III, sensitisation only 13 Taking all of the data together, since the HRIPT threshold is the lowest no observed effect level (NOEL) available, it shall, according to the submission, take precedence in deriving the NESIL for use in the QRA. Therefore, the WoE NESIL for MI is 15µg/cm2. A summary of the considered HRIPT studies (26) conducted on MI is given in the submission as table 2 and reproduced below: Vehicle, Dose Volume, Patch Size Induction Concentration (ug/cm2) Challenge Concentration Positive Responses Water; 0.2ml, 4 cm2 200ppm (10 µg/cm2) 200ppm 0 / 100 Water; 0.2ml, 4 cm2 300ppm (15 µg/cm2) 300ppm 0 / 98 Water; 0.2ml, 4 cm2 400pp","page":13,"pdf":"sccs_o_178.pdf","row_type":"noael_study","study_id":"sccs_o_178_noael_001"}
SCCS_vision_codex NOAEL =15 µg/cm2 - - - sensitisation {"dose":"Vehicle, Dose Volume, Patch Size Induction Concentration (ug/cm2) Challenge Concentration Positive Responses Water;","effect":"SCCS/1557/15 Final Opinion on Methylisothiazolinone (MI) (P94), submission III, sensitisation only 13 Taking all of the data together, since the HRIPT threshold is the lowest no observed effect level (NOEL) available, it shall, according to the submission, take precedence in deriving the NESIL for use in the QRA. Therefore, the WoE NESIL for MI is 15µg/cm2. A summary of the considered HRIPT studies (26) conducted on MI is given in the submission as table 2 and reproduced below: Vehicle, Dose Volume, Patch Size Induction Concentration (ug/cm2) Challenge Concentration Positive Responses Water; 0.2ml, 4 cm2 200ppm (10 µg/cm2) 200ppm 0 / 100 Water; 0.2ml, 4 cm2 300ppm (15 µg/cm2) 300ppm 0 / 98 Water; 0.2ml, 4 cm2 400pp","page":13,"pdf":"sccs_o_178.pdf","row_type":"noael_study","study_id":"sccs_o_178_noael_001"}
SCCS_vision_codex NOAEL =15 µg/cm2 - - - sensitisation {"dose":"Vehicle, Dose Volume, Patch Size Induction Concentration (ug/cm2) Challenge Concentration Positive Responses Water;","effect":"SCCS/1557/15 Final Opinion on Methylisothiazolinone (MI) (P94), submission III, sensitisation only 13 Taking all of the data together, since the HRIPT threshold is the lowest no observed effect level (NOEL) available, it shall, according to the submission, take precedence in deriving the NESIL for use in the QRA. Therefore, the WoE NESIL for MI is 15µg/cm2. A summary of the considered HRIPT studies (26) conducted on MI is given in the submission as table 2 and reproduced below: Vehicle, Dose Volume, Patch Size Induction Concentration (ug/cm2) Challenge Concentration Positive Responses Water; 0.2ml, 4 cm2 200ppm (10 µg/cm2) 200ppm 0 / 100 Water; 0.2ml, 4 cm2 300ppm (15 µg/cm2) 300ppm 0 / 98 Water; 0.2ml, 4 cm2 400pp","page":13,"pdf":"sccs_o_178.pdf","row_type":"noael_study","study_id":"sccs_o_178_noael_001"}
SCCS_vision_codex NOAEL =15 µg/cm2 - - - sensitisation {"dose":"Vehicle, Dose Volume, Patch Size Induction Concentration (ug/cm2) Challenge Concentration Positive Responses Water;","effect":"SCCS/1557/15 Final Opinion on Methylisothiazolinone (MI) (P94), submission III, sensitisation only 13 Taking all of the data together, since the HRIPT threshold is the lowest no observed effect level (NOEL) available, it shall, according to the submission, take precedence in deriving the NESIL for use in the QRA. Therefore, the WoE NESIL for MI is 15µg/cm2. A summary of the considered HRIPT studies (26) conducted on MI is given in the submission as table 2 and reproduced below: Vehicle, Dose Volume, Patch Size Induction Concentration (ug/cm2) Challenge Concentration Positive Responses Water; 0.2ml, 4 cm2 200ppm (10 µg/cm2) 200ppm 0 / 100 Water; 0.2ml, 4 cm2 300ppm (15 µg/cm2) 300ppm 0 / 98 Water; 0.2ml, 4 cm2 400pp","page":13,"pdf":"sccs_o_178.pdf","row_type":"noael_study","study_id":"sccs_o_178_noael_001"}
ToxValDB_ECHA_IUCLID 19 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
ToxValDB_ECHA_IUCLID LOAEL =71.2 mg/kg bw/day Rat oral short-term; 28 days short-term QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eadf9e4b0a7c65d1c6dab; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/6/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID_dup_Repeated Dose Toxicity Oral_15830454_15850925:M/F:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_611d136a8bd77a147a369a78197c25de
ToxValDB_ECHA_IUCLID NOAEC =200 mg/L Rat oral - reproduction developmental QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eaae0e4b0a7c65d1b7d4c; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/9/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID:15856921:M/F:P0-; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_d37f5069be279439cd09f8e57a1788a3
ToxValDB_ECHA_IUCLID NOAEL =30 mg/kg bw/day Rabbit oral - developmental GUIDELINE=OECD Guideline 414 (Prenatal Developmental Toxicity Study); QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eac0de4b0a7c65d1bd287; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/9/3?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID:15823528:-:-fetal; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, and this record was expert reviewed; QC_STATUS=pass; SOURCE_HASH=ToxValhc_7f1a5e80a41e516901dbcbc1153fb274
ToxValDB_ECHA_IUCLID NOAEL =40 mg/kg bw/day Rat oral - developmental GUIDELINE=EPA OPPTS 870.3700 (Prenatal Developmental Toxicity Study); QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eac0de4b0a7c65d1bd28b; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/9/3?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID:15825457:M/F:-fetal; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, and this record was expert reviewed; QC_STATUS=pass; SOURCE_HASH=ToxValhc_fea294161846afca8e6962a68cfddefa
ToxValDB_ECHA_IUCLID NOAEL >=40.6 mg/kg bw/day Dog oral acute; 2 hours acute QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66a7cb01e4b0a7c65d2245f7; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/6/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID_dup_Repeated Dose Toxicity Oral_15847078_15847079:M/F:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_5bd02ec2c7083c968143e97305a26e59
ToxValDB_ECHA_IUCLID NOAEL <=40.9 mg/kg bw/day Dog oral acute; 2 hours acute QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66a7cb01e4b0a7c65d2245f7; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/6/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID_dup_Repeated Dose Toxicity Oral_15847078_15847079:M/F:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_11c6684c4c883756df5d0b7c2f50edce
ToxValDB_ECHA_IUCLID NOAEL =24.6 mg/kg bw/day Rat oral subchronic; 3 months subchronic QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eadf9e4b0a7c65d1c6daf; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/6/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID:15850924:F:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, and this record was expert reviewed; QC_STATUS=pass; SOURCE_HASH=ToxValhc_619f097c93721659cbc9263565b4dfc5
ToxValDB_ECHA_IUCLID NOAEL =28.6 mg/kg bw/day Rat oral short-term; 28 days short-term QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eadf9e4b0a7c65d1c6dab; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/6/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID_dup_Repeated Dose Toxicity Oral_15830454_15850925:M/F:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, and this record was expert reviewed; QC_STATUS=pass; SOURCE_HASH=ToxValhc_61bbfe020730c1919aa15671bbe1e797
ToxValDB_ECHA_IUCLID NOAEL =19 mg/kg bw/day Rat oral subchronic; 3 months subchronic QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eadf9e4b0a7c65d1c6daf; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/6/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID:15850948:M:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, and this record was expert reviewed; QC_STATUS=pass; SOURCE_HASH=ToxValhc_7e9d5aaae2afdab682a4ee4f25902b5b
ToxValDB_ECHA_IUCLID NOAEL =30.09 mg/kg bw/day Rat oral subchronic; 90 days subchronic QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eadf9e4b0a7c65d1c6db9; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/6/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID:15851018:M/F:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, and this record was expert reviewed; QC_STATUS=pass; SOURCE_HASH=ToxValhc_e2c17389e47df043360d632659eff11f
ToxValDB_ECHA_IUCLID NOAEL >=15 mg/kg bw/day Rat oral - reproduction developmental QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eaae0e4b0a7c65d1b7d4c; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/9/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID_dup_Toxicity Reproduction_15860304_15860305_15860319_15860320_15860331_15860332_15860342_15863190:M/F:P0-; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_ba9e0eb97ed52d1a5c05df192c550aa8
ToxValDB_ECHA_IUCLID NOAEL <=22 mg/kg bw/day Rat oral - reproduction developmental QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eaae0e4b0a7c65d1b7d4c; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/9/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID_dup_Toxicity Reproduction_15860304_15860305_15860319_15860320_15860331_15860332_15860342_15863190:M/F:P0-; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_3bd8999adad0d017cd6e9ad9446932de
ToxValDB_ECHA_IUCLID NOAEL <=26 mg/kg bw/day Rat oral - reproduction developmental QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eaae0e4b0a7c65d1b7d4c; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/9/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID_dup_Toxicity Reproduction_15860304_15860305_15860319_15860320_15860331_15860332_15860342_15863190:M/F:P0-; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_edfbf78ca90c1fb691b71ef7f2a953d7
ToxValDB_ECHA_IUCLID NOAEL >=69 mg/kg bw/day Rat oral - reproduction developmental QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eaae0e4b0a7c65d1b7d4c; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/9/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID_dup_Toxicity Reproduction_15860304_15860305_15860319_15860320_15860331_15860332_15860342_15863190:M/F:P0-; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_4164247d6ef3c8e9d4e7532dd6296c70
ToxValDB_ECHA_IUCLID NOAEL <=93 mg/kg bw/day Rat oral - reproduction developmental QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eaae0e4b0a7c65d1b7d4c; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/9/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID_dup_Toxicity Reproduction_15860304_15860305_15860319_15860320_15860331_15860332_15860342_15863190:M/F:P0-; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_faf83717efa0605bbd08321e9c70bb61
ToxValDB_ECHA_IUCLID NOAEL >=86 mg/kg bw/day Rat oral - reproduction developmental QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eaae0e4b0a7c65d1b7d4c; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/9/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID_dup_Toxicity Reproduction_15860304_15860305_15860319_15860320_15860331_15860332_15860342_15863190:M/F:P0-; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_ce680ef658a92044a8b11c25e4a07b3e
ToxValDB_ECHA_IUCLID NOAEL <=115 mg/kg bw/day Rat oral - reproduction developmental QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/669eaae0e4b0a7c65d1b7d4c; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/9/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID_dup_Toxicity Reproduction_15860304_15860305_15860319_15860320_15860331_15860332_15860342_15863190:M/F:P0-; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, and this record was expert reviewed; QC_STATUS=pass; SOURCE_HASH=ToxValhc_c2f69c616c1d94a33746e63f8a7a2e87
ToxValDB_ECHA_IUCLID NOEL =9.9 mg/kg bw/day Dog oral acute; 2 hours acute QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66a7cb01e4b0a7c65d2245f7; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/6/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID:15842488:M:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_d43f03cc49596d8abd1fa9ec16cc287b
ToxValDB_ECHA_IUCLID NOEL =11.1 mg/kg bw/day Dog oral acute; 2 hours acute QUALITY=1 (reliable without restriction); STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/66a7cb01e4b0a7c65d2245f7; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://echa.europa.eu/; SUBSOURCE_URL=https://echa.europa.eu/registration-dossier/-/registered-dossier/23868/7/6/2?documentUUID=f1730ae9-9cc5-4620-bad1-8d8cc7b1b558; YEAR=2001; ORIGINAL_YEAR=2001; STUDY_GROUP=ECHA IUCLID:15842489:F:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_e951c0f2b32ba9be4b733a3d291dae59
ToxValDB_GESTIS_DNEL 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
ToxValDB_GESTIS_DNEL DNEL local =0.021 mg/m3 Human inhalation - Toxicity Value STORED_SOURCE_RECORD=https://clowder.edap-cluster.com/files/6543dd69e4b045b9ff7cd87e; RECORD_SOURCE_LEVEL=Extraction document; SOURCE_URL=https://www.dguv.de/ifa/gestis/gestis-dnel-liste/index-2.jsp; STUDY_GROUP=GESTIS DNEL:15633422:-:--; QC_CATEGORY=Programmatically extracted from structured data source; Source overall passed QC, but this record was not manually checked; QC_STATUS=not determined; SOURCE_HASH=ToxValhc_4218f5894f554c91aa226ff015d58352
UnifiedCodex:CIR:beta.noael_studies 8 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
UnifiedCodex:CIR:beta.noael_studies - 28.6 mg/kg bw/d - - - - SOURCE_SUBDIR=PRS821; REPORT_TITLE=Amended Safety Assessment of Methylisothiazolinone as Used in Cosmetics Christina L. Burnett*, Wilma F. Bergfeld**, Donald V. Belsito**, David Cohen**, Curtis D. Klaassen**, Daniel C. Liebler**, James G. Marks, Jr***, Lisa A. Peterson**, Ro; OPINION_NUMBER=PRS821; COMMITTEE=Expert Panel for Cosmetic Ingredient Safety; REPORT_DATE=1 In 2019; VALUE_TEXT=28.6; DOSE=hts of the organs in the treated animals were comparable to the con- trols, but there were statistically significant increases in relative weight of the kidneys in the low- and mid-dose groups.; EFFECT=hts of the organs in the treated animals were comparable to the con- trols, but there were statistically significant increases in relative weight of the kidneys in the low- and mid-dose groups. These observations were considered incidental as the high-dose group and high-dose recovery group were comparable to the control groups. While pathological and histopathological changes were observed, the study summary did not detail the differences between the control and dose groups. The no-observed- adverse-effect level (NOAEL) was 28.6 mg/kg bw/d in males; CITATION=28; 6; CITATION_NUMBERS=[28,6]; REFERENCE=28; 6; DETAILS_JSON={"cas_number":"2682-20-4","citation":"28; 6","dose":"hts of the organs in the treated animals were comparable to the con- trols, but there were statistically significant increases in relative weight of the kidneys in the low- and mid-dose groups.","duration":"","effect":"hts of the organs in the treated animals were comparable to the con- trols, but there were statistically significant increases in relative weight of the kidneys in the low- and mid-dose groups. These observations were considered incidental as the high-dose group and high-dose recovery group were comparable to the control groups. While pathological and histopathological changes were observed, the study summary did not detail the differences between the control and dose groups. The no-observed- adverse-effect level (NOAEL) was 28.6 mg/kg bw/d in males","endpoint":"","ingredient":"Methylisothiazolinone","loael_value":"","noael_unit":"mg/kg bw/d","noael_value":"28.6","page":4,"route":"","species":"","study_id":"PRS821_noael_002"}
UnifiedCodex:CIR:beta.noael_studies developmental toxicity 33.4 mg/kg bw/d rat oral - developmental toxicity SOURCE_SUBDIR=PRS821; REPORT_TITLE=Amended Safety Assessment of Methylisothiazolinone as Used in Cosmetics Christina L. Burnett*, Wilma F. Bergfeld**, Donald V. Belsito**, David Cohen**, Curtis D. Klaassen**, Daniel C. Liebler**, James G. Marks, Jr***, Lisa A. Peterson**, Ro; OPINION_NUMBER=PRS821; COMMITTEE=Expert Panel for Cosmetic Ingredient Safety; REPORT_DATE=1 In 2019; VALUE_TEXT=33.4; DOSE=OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7 mg/kg of the test material in water via gavage once daily on days 6 through 15 of gestation.; LOAEL_VALUE=33.4 mg/kg bw/d; EFFECT=OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7 mg/kg of the test material in water via gavage once daily on days 6 through 15 of gestation. Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg. A significant increase in the number of visceral anomalies were observed at 74.7 mg/kg, which were likely due to maternal toxicity. No teratogenic effects on fetuses attributed to the test material could be verified. The NOAEL and LOAEL for maternal toxi- city were 33.4 mg/kg bw/d and 49.8 mg/kg bw/d, respectively; the NOAEL and LOAEL for embryotoxicity were 49.8 mg/kg bw/d and 74.7 mg/kg bw/d, respectively. Genotoxicity Methylisothiazolinone (up to 1000 mg/plate) and the metabolite NMMA (up to 5000 mg/plate) were not mutagenic in the Ames test when tested with and without metabolic activation. In a Chinese hamster ovary (CHO) cell assay, 97.5% pure Methy- lisothiazolinone was nonmutagenic when tested with and with- out metabolic activation (0.5-40.0 mg/mL). However, another CHO assay tha...; CITATION=414; 5; 25; CITATION_NUMBERS=[414,5,25]; REFERENCE=414; 5; 25; DETAILS_JSON={"cas_number":"2682-20-4","citation":"414; 5; 25","dose":"OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7 mg/kg of the test material in water via gavage once daily on days 6 through 15 of gestation.","duration":"","effect":"OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7 mg/kg of the test material in water via gavage once daily on days 6 through 15 of gestation. Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg. A significant increase in the number of visceral anomalies were observed at 74.7 mg/kg, which were likely due to maternal toxicity. No teratogenic effects on fetuses attributed to the test material could be verified. The NOAEL and LOAEL for maternal toxi- city were 33.4 mg/kg bw/d and 49.8 mg/kg bw/d, respectively; the NOAEL and LOAEL for embryotoxicity were 49.8 mg/kg bw/d and 74.7 mg/kg bw/d, respectively. Genotoxicity Methylisothiazolinone (up to 1000 mg/plate) and the metabolite NMMA (up to 5000 mg/plate) were not mutagenic in the Ames test when tested with and without metabolic activation. In a Chinese hamster ovary (CHO) cell assay, 97.5% pure Methy- lisothiazolinone was nonmutagenic when tested with and with- out metabolic activation (0.5-40.0 mg/mL). However, another CHO assay tha...","endpoint":"developmental toxicity","ingredient":"Methylisothiazolinone","loael_value":"33.4 mg/kg bw/d","noael_unit":"mg/kg bw/d","noael_value":"33.4","page":6,"route":"oral","species":"rat","study_id":"PRS821_noael_007"}
UnifiedCodex:CIR:beta.noael_studies developmental toxicity 49.8 mg/kg bw/d - oral - developmental toxicity SOURCE_SUBDIR=PRS821; REPORT_TITLE=Amended Safety Assessment of Methylisothiazolinone as Used in Cosmetics Christina L. Burnett*, Wilma F. Bergfeld**, Donald V. Belsito**, David Cohen**, Curtis D. Klaassen**, Daniel C. Liebler**, James G. Marks, Jr***, Lisa A. Peterson**, Ro; OPINION_NUMBER=PRS821; COMMITTEE=Expert Panel for Cosmetic Ingredient Safety; REPORT_DATE=1 In 2019; VALUE_TEXT=49.8; DOSE=Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg.; LOAEL_VALUE=33.4 mg/kg bw/d; EFFECT=water via gavage once daily on days 6 through 15 of gestation. Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg. A significant increase in the number of visceral anomalies were observed at 74.7 mg/kg, which were likely due to maternal toxicity. No teratogenic effects on fetuses attributed to the test material could be verified. The NOAEL and LOAEL for maternal toxi- city were 33.4 mg/kg bw/d and 49.8 mg/kg bw/d, respectively; the NOAEL and LOAEL for embryotoxicity were 49.8 mg/kg bw/d and 74.7 mg/kg bw/d, respectively. Genotoxicity Methylisothiazolinone (up to 1000 mg/plate) and the metabolite NMMA (up to 5000 mg/plate) were not mutagenic in the Ames test when tested with and without metabolic activation. In a Chinese hamster ovary (CHO) cell assay, 97.5% pure Methy- lisothiazolinone was nonmutagenic when tested with and with- out metabolic activation (0.5-40.0 mg/mL). However, another CHO assay that studied Methylisothiazolinone at 97.5% ai (0.0785-5000 mg/mL) found significant increases in cells...; CITATION=6; 15; 49; CITATION_NUMBERS=[6,15,49]; REFERENCE=6; 15; 49; DETAILS_JSON={"cas_number":"2682-20-4","citation":"6; 15; 49","dose":"Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg.","duration":"","effect":"water via gavage once daily on days 6 through 15 of gestation. Slight maternal toxic effects, including depressed body weight gains and feed consumption, were observed at 49.8 mg/kg and 74.7 mg/kg. A significant increase in the number of visceral anomalies were observed at 74.7 mg/kg, which were likely due to maternal toxicity. No teratogenic effects on fetuses attributed to the test material could be verified. The NOAEL and LOAEL for maternal toxi- city were 33.4 mg/kg bw/d and 49.8 mg/kg bw/d, respectively; the NOAEL and LOAEL for embryotoxicity were 49.8 mg/kg bw/d and 74.7 mg/kg bw/d, respectively. Genotoxicity Methylisothiazolinone (up to 1000 mg/plate) and the metabolite NMMA (up to 5000 mg/plate) were not mutagenic in the Ames test when tested with and without metabolic activation. In a Chinese hamster ovary (CHO) cell assay, 97.5% pure Methy- lisothiazolinone was nonmutagenic when tested with and with- out metabolic activation (0.5-40.0 mg/mL). However, another CHO assay that studied Methylisothiazolinone at 97.5% ai (0.0785-5000 mg/mL) found significant increases in cells...","endpoint":"developmental toxicity","ingredient":"Methylisothiazolinone","loael_value":"33.4 mg/kg bw/d","noael_unit":"mg/kg bw/d","noael_value":"49.8","page":6,"route":"oral","species":"","study_id":"PRS821_noael_008"}
UnifiedCodex:CIR:beta.noael_studies inhalation toxicity 0.34 mg/m3 rat inhalation - inhalation toxicity SOURCE_SUBDIR=PRS821; REPORT_TITLE=Amended Safety Assessment of Methylisothiazolinone as Used in Cosmetics Christina L. Burnett*, Wilma F. Bergfeld**, Donald V. Belsito**, David Cohen**, Curtis D. Klaassen**, Daniel C. Liebler**, James G. Marks, Jr***, Lisa A. Peterson**, Ro; OPINION_NUMBER=PRS821; COMMITTEE=Expert Panel for Cosmetic Ingredient Safety; REPORT_DATE=1 In 2019; VALUE_TEXT=0.34; DOSE=Inhalation risks to these 2 groups were assessed using the Methylisothiazolinone maximum application rate of 400 ppm by weight.; EFFECT=as paints, cleaners, and plastics. In April 2020, the US Environmental Protection Agency (EPA) released a draft risk assessment for MCI/MI.14 Included were data and analyses of residential and occupational handler risks to inhalation of spray products containing Methylisothiazolinone and Methylisothiazolinone-preserved paints. Inhalation risks to these 2 groups were assessed using the Methylisothiazolinone maximum application rate of 400 ppm by weight. The human equivalent concentrations for MCI/MI, derived from a no-observed-adverse-effect-concentration (NOAEC) of 0.34 mg/m3 (inhalation) in rats, are calculated to be 0.11 and 0.038 mg/m3, based upon an 8-hour and 24-hour time weighted average exposure period, respectively. The inhalation margins of exposure (MOEs) for residential Methylisothiazolinone aerosol and vapor exposures range from 1.0 to 14000, and the inhalation MOEs for occupational Methylisothiazolinone aerosol and vapor exposures range from 0.5 to 5800. Toxico- logical concern was noted when these values were less than the level of concern (LOC) of 10. Scenarios for...; CITATION=14; 2; 400; CITATION_NUMBERS=[14,2,400]; REFERENCE=14; 2; 400; DETAILS_JSON={"cas_number":"2682-20-4","citation":"14; 2; 400","dose":"Inhalation risks to these 2 groups were assessed using the Methylisothiazolinone maximum application rate of 400 ppm by weight.","duration":"","effect":"as paints, cleaners, and plastics. In April 2020, the US Environmental Protection Agency (EPA) released a draft risk assessment for MCI/MI.14 Included were data and analyses of residential and occupational handler risks to inhalation of spray products containing Methylisothiazolinone and Methylisothiazolinone-preserved paints. Inhalation risks to these 2 groups were assessed using the Methylisothiazolinone maximum application rate of 400 ppm by weight. The human equivalent concentrations for MCI/MI, derived from a no-observed-adverse-effect-concentration (NOAEC) of 0.34 mg/m3 (inhalation) in rats, are calculated to be 0.11 and 0.038 mg/m3, based upon an 8-hour and 24-hour time weighted average exposure period, respectively. The inhalation margins of exposure (MOEs) for residential Methylisothiazolinone aerosol and vapor exposures range from 1.0 to 14000, and the inhalation MOEs for occupational Methylisothiazolinone aerosol and vapor exposures range from 0.5 to 5800. Toxico- logical concern was noted when these values were less than the level of concern (LOC) of 10. Scenarios for...","endpoint":"inhalation toxicity","ingredient":"Methylisothiazolinone","loael_value":"","noael_unit":"mg/m3","noael_value":"0.34","page":3,"route":"inhalation","species":"rat","study_id":"PRS821_noael_001"}
UnifiedCodex:CIR:beta.noael_studies repeated dose toxicity 220 ppm rat oral Subchronic repeated dose toxicity SOURCE_SUBDIR=PRS821; REPORT_TITLE=Amended Safety Assessment of Methylisothiazolinone as Used in Cosmetics Christina L. Burnett*, Wilma F. Bergfeld**, Donald V. Belsito**, David Cohen**, Curtis D. Klaassen**, Daniel C. Liebler**, James G. Marks, Jr***, Lisa A. Peterson**, Ro; OPINION_NUMBER=PRS821; COMMITTEE=Expert Panel for Cosmetic Ingredient Safety; REPORT_DATE=1 In 2019; VALUE_TEXT=220; 44; DOSE=al signs, mortalities, and pathological and histopathological findings; the lowest-observed-adverse-effect level (LOAEL) was 71.2 mg/ kg bw/d in males and females based on lethargy and mortality.; LOAEL_VALUE=71.2 mg/ kg bw/d; EFFECT=al signs, mortalities, and pathological and histopathological findings; the lowest-observed-adverse-effect level (LOAEL) was 71.2 mg/ kg bw/d in males and females based on lethargy and mortality. No further details were provided. Subchronic Toxicity Studies Oral. No toxic effects were observed when 97.5% Methylisothia- zolinone was administered to rats in drinking water for 13 weeks at concentrations of 0, 75, 250, or 1000 ppm.3 Dogs that were fed diets prepared with 51.4% Methylisothiazolinone for 3 months had an NOAEL of 1500 ppm. In a subchronic study, rats fed the metabolites NMMA and malonic acid (MA), up to 220 and 44 ppm in the diet, respectively, for 3 months showed no effects in body weight, food consumption, hematology, clinical chemis- try, urinalysis, ophthalmology, or gross pathologic changes. Bea- gle dogs that received up to 500 ppm NMMA and 100 ppm MA in their diets for 3 months had no systemic toxicity. In a 90-day oral toxicity study performed in accordance with OECD TG 408, groups of 10 male and 10 female Wistar rats received 0, 7.52, 15.05, or 30.09 mg/kg bw Me...; CITATION=71; 2; 97; CITATION_NUMBERS=[71,2,97]; REFERENCE=71; 2; 97; DETAILS_JSON={"cas_number":"2682-20-4","citation":"71; 2; 97","dose":"al signs, mortalities, and pathological and histopathological findings; the lowest-observed-adverse-effect level (LOAEL) was 71.2 mg/ kg bw/d in males and females based on lethargy and mortality.","duration":"Subchronic","effect":"al signs, mortalities, and pathological and histopathological findings; the lowest-observed-adverse-effect level (LOAEL) was 71.2 mg/ kg bw/d in males and females based on lethargy and mortality. No further details were provided. Subchronic Toxicity Studies Oral. No toxic effects were observed when 97.5% Methylisothia- zolinone was administered to rats in drinking water for 13 weeks at concentrations of 0, 75, 250, or 1000 ppm.3 Dogs that were fed diets prepared with 51.4% Methylisothiazolinone for 3 months had an NOAEL of 1500 ppm. In a subchronic study, rats fed the metabolites NMMA and malonic acid (MA), up to 220 and 44 ppm in the diet, respectively, for 3 months showed no effects in body weight, food consumption, hematology, clinical chemis- try, urinalysis, ophthalmology, or gross pathologic changes. Bea- gle dogs that received up to 500 ppm NMMA and 100 ppm MA in their diets for 3 months had no systemic toxicity. In a 90-day oral toxicity study performed in accordance with OECD TG 408, groups of 10 male and 10 female Wistar rats received 0, 7.52, 15.05, or 30.09 mg/kg bw Me...","endpoint":"repeated dose toxicity","ingredient":"Methylisothiazolinone","loael_value":"71.2 mg/ kg bw/d","noael_unit":"ppm","noael_value":"220; 44","page":5,"route":"oral","species":"rat","study_id":"PRS821_noael_003"}
UnifiedCodex:CIR:beta.noael_studies repeated dose toxicity 30.09 mg/kg bw/d rat oral 13-week repeated dose toxicity SOURCE_SUBDIR=PRS821; REPORT_TITLE=Amended Safety Assessment of Methylisothiazolinone as Used in Cosmetics Christina L. Burnett*, Wilma F. Bergfeld**, Donald V. Belsito**, David Cohen**, Curtis D. Klaassen**, Daniel C. Liebler**, James G. Marks, Jr***, Lisa A. Peterson**, Ro; OPINION_NUMBER=PRS821; COMMITTEE=Expert Panel for Cosmetic Ingredient Safety; REPORT_DATE=1 In 2019; VALUE_TEXT=30.09; DOSE=The NOAEL was 30.09 mg/kg bw/d in males and females based on no treatment-related mortality or clinical signs of toxicity.; EFFECT=ty, number, and morphology (results reported in the section below). Terminal studies included mea- suring organ weight and relative organ weight, and performing gross pathological and histopathological assessments. No treatment-related mortalities, clinical signs of toxicity, ophthal- mological changes, or changes in feed consumption were observed. There were no significant treatment-related changes in hematological values or clinical chemistry. No significant adverse effects were reported in terminal studies. The NOAEL was 30.09 mg/kg bw/d in males and females based on no treatment-related mortality or clinical signs of toxicity. Inhalation. While there are no published inhalation data on Methylisothiazolinone, a 13-week repeated-dose inhalation study on MCI/MI was performed in accordance with OECD TG 413.15 Groups of 16 Crl: CD(SD)BR rats per sex were exposed to 14% MCI/MI (11% MCI/3% MI). The rats were exposed whole body for 6 h/d, 5 d/wk, at aerosol Table 2. Acute Toxicity of Methylisothiazolinone. Concentration Dose Species/Strain Method Results Reference Dermal 49.0%; no veh...; CITATION=30; 09; 13; CITATION_NUMBERS=[30,9,13]; REFERENCE=30; 09; 13; DETAILS_JSON={"cas_number":"2682-20-4","citation":"30; 09; 13","dose":"The NOAEL was 30.09 mg/kg bw/d in males and females based on no treatment-related mortality or clinical signs of toxicity.","duration":"13-week","effect":"ty, number, and morphology (results reported in the section below). Terminal studies included mea- suring organ weight and relative organ weight, and performing gross pathological and histopathological assessments. No treatment-related mortalities, clinical signs of toxicity, ophthal- mological changes, or changes in feed consumption were observed. There were no significant treatment-related changes in hematological values or clinical chemistry. No significant adverse effects were reported in terminal studies. The NOAEL was 30.09 mg/kg bw/d in males and females based on no treatment-related mortality or clinical signs of toxicity. Inhalation. While there are no published inhalation data on Methylisothiazolinone, a 13-week repeated-dose inhalation study on MCI/MI was performed in accordance with OECD TG 413.15 Groups of 16 Crl: CD(SD)BR rats per sex were exposed to 14% MCI/MI (11% MCI/3% MI). The rats were exposed whole body for 6 h/d, 5 d/wk, at aerosol Table 2. Acute Toxicity of Methylisothiazolinone. Concentration Dose Species/Strain Method Results Reference Dermal 49.0%; no veh...","endpoint":"repeated dose toxicity","ingredient":"Methylisothiazolinone","loael_value":"","noael_unit":"mg/kg bw/d","noael_value":"30.09","page":5,"route":"oral","species":"rat","study_id":"PRS821_noael_004"}
UnifiedCodex:CIR:beta.noael_studies repeated dose toxicity 10 mg/kg/d rat oral 90-day repeated dose toxicity SOURCE_SUBDIR=PRS821; REPORT_TITLE=Amended Safety Assessment of Methylisothiazolinone as Used in Cosmetics Christina L. Burnett*, Wilma F. Bergfeld**, Donald V. Belsito**, David Cohen**, Curtis D. Klaassen**, Daniel C. Liebler**, James G. Marks, Jr***, Lisa A. Peterson**, Ro; OPINION_NUMBER=PRS821; COMMITTEE=Expert Panel for Cosmetic Ingredient Safety; REPORT_DATE=1 In 2019; VALUE_TEXT=10; DOSE=The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively.; EFFECT=t necropsy had red areas in the glandular portion of the stomach and lungs. No treatment-related effects were observed in the fetuses. The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively. In a teratogenicity study of Methyli- sothiazolinone in rabbits, pregnant females received daily sin- gle oral doses of 3, 10, or 30 mg/kg/d Methylisothiazolinone on gestation days 6 to 28. Maternal effects in the 30 mg/kg/d group included decreased defecation and dark red areas in the stomach. The maternal NOAEL was 10 mg/kg/d. No treatment-related effects were observed in the fetuses, and the developmental NOAEL was determined to be 30 mg/kg/d. A 2 generation reproduction toxicity test found that Methylisothia- zolinone in drinking water at concentrations up to 1000 ppm was not a reproductive toxicant.3 In the 90-day oral toxicity study described above, no adverse effects were observed on the male rat reproductive system after Wistar rats received up to 30.09 mg/kg bw Methylisothiazoli- none in water.5 The teratogenic potential of 49.8% Methylisothiazolinone was studied i...; CITATION=20; 40; 3, 10; CITATION_NUMBERS=[20,40,3,10]; REFERENCE=20; 40; 3, 10; DETAILS_JSON={"cas_number":"2682-20-4","citation":"20; 40; 3, 10","dose":"The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively.","duration":"90-day","effect":"t necropsy had red areas in the glandular portion of the stomach and lungs. No treatment-related effects were observed in the fetuses. The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively. In a teratogenicity study of Methyli- sothiazolinone in rabbits, pregnant females received daily sin- gle oral doses of 3, 10, or 30 mg/kg/d Methylisothiazolinone on gestation days 6 to 28. Maternal effects in the 30 mg/kg/d group included decreased defecation and dark red areas in the stomach. The maternal NOAEL was 10 mg/kg/d. No treatment-related effects were observed in the fetuses, and the developmental NOAEL was determined to be 30 mg/kg/d. A 2 generation reproduction toxicity test found that Methylisothia- zolinone in drinking water at concentrations up to 1000 ppm was not a reproductive toxicant.3 In the 90-day oral toxicity study described above, no adverse effects were observed on the male rat reproductive system after Wistar rats received up to 30.09 mg/kg bw Methylisothiazoli- none in water.5 The teratogenic potential of 49.8% Methylisothiazolinone was studied i...","endpoint":"repeated dose toxicity","ingredient":"Methylisothiazolinone","loael_value":"","noael_unit":"mg/kg/d","noael_value":"10","page":6,"route":"oral","species":"rat","study_id":"PRS821_noael_005"}
UnifiedCodex:CIR:beta.noael_studies repeated dose toxicity 30 mg/kg/d rat oral 90-day repeated dose toxicity SOURCE_SUBDIR=PRS821; REPORT_TITLE=Amended Safety Assessment of Methylisothiazolinone as Used in Cosmetics Christina L. Burnett*, Wilma F. Bergfeld**, Donald V. Belsito**, David Cohen**, Curtis D. Klaassen**, Daniel C. Liebler**, James G. Marks, Jr***, Lisa A. Peterson**, Ro; OPINION_NUMBER=PRS821; COMMITTEE=Expert Panel for Cosmetic Ingredient Safety; REPORT_DATE=1 In 2019; VALUE_TEXT=30; DOSE=The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively.; EFFECT=s were observed in the fetuses. The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively. In a teratogenicity study of Methyli- sothiazolinone in rabbits, pregnant females received daily sin- gle oral doses of 3, 10, or 30 mg/kg/d Methylisothiazolinone on gestation days 6 to 28. Maternal effects in the 30 mg/kg/d group included decreased defecation and dark red areas in the stomach. The maternal NOAEL was 10 mg/kg/d. No treatment-related effects were observed in the fetuses, and the developmental NOAEL was determined to be 30 mg/kg/d. A 2 generation reproduction toxicity test found that Methylisothia- zolinone in drinking water at concentrations up to 1000 ppm was not a reproductive toxicant.3 In the 90-day oral toxicity study described above, no adverse effects were observed on the male rat reproductive system after Wistar rats received up to 30.09 mg/kg bw Methylisothiazoli- none in water.5 The teratogenic potential of 49.8% Methylisothiazolinone was studied in Wistar rats in accordance with OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7...; CITATION=20; 40; 3, 10; CITATION_NUMBERS=[20,40,3,10]; REFERENCE=20; 40; 3, 10; DETAILS_JSON={"cas_number":"2682-20-4","citation":"20; 40; 3, 10","dose":"The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively.","duration":"90-day","effect":"s were observed in the fetuses. The maternal and developmental NOAELs were 20 and 40 mg/kg/d, respectively. In a teratogenicity study of Methyli- sothiazolinone in rabbits, pregnant females received daily sin- gle oral doses of 3, 10, or 30 mg/kg/d Methylisothiazolinone on gestation days 6 to 28. Maternal effects in the 30 mg/kg/d group included decreased defecation and dark red areas in the stomach. The maternal NOAEL was 10 mg/kg/d. No treatment-related effects were observed in the fetuses, and the developmental NOAEL was determined to be 30 mg/kg/d. A 2 generation reproduction toxicity test found that Methylisothia- zolinone in drinking water at concentrations up to 1000 ppm was not a reproductive toxicant.3 In the 90-day oral toxicity study described above, no adverse effects were observed on the male rat reproductive system after Wistar rats received up to 30.09 mg/kg bw Methylisothiazoli- none in water.5 The teratogenic potential of 49.8% Methylisothiazolinone was studied in Wistar rats in accordance with OECD TG 414.5 Groups of 25 pregnant rats received 33.4, 49.8, or 74.7...","endpoint":"repeated dose toxicity","ingredient":"Methylisothiazolinone","loael_value":"","noael_unit":"mg/kg/d","noael_value":"30","page":6,"route":"oral","species":"rat","study_id":"PRS821_noael_006"}
UnifiedCodex:SCCNFP:beta.noael_studies 5 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
UnifiedCodex:SCCNFP:beta.noael_studies - 19 mg/kg bw rat oral 90 day - SOURCE_SUBDIR=out270_en; REPORT_TITLE=OPINION CONCERNING METHYLISOTHIAZOLINONE COLIPA n° P 94; OPINION_NUMBER=SCCNFP/0805/04; COMMITTEE=SCCNFP; REPORT_DATE=Adopted by the SCCNFP on 23 April 2004; VALUE_TEXT=19; DOSE=No observed adverse effect level (rat, 90 day, drinking water) | NOAEL | = | 19 mg/kg bw; EFFECT=(Methylisothiazolinone) (Preservatives): No observed adverse effect level (rat, 90 day, drinking water) | NOAEL | = | 19 mg/kg bw; CITATION_NUMBERS=[]; DETAILS_JSON={"cas_number":"2682-20-4","citation":"","dose":"No observed adverse effect level (rat, 90 day, drinking water) | NOAEL | = | 19 mg/kg bw","duration":"90 day","effect":"(Methylisothiazolinone) (Preservatives): No observed adverse effect level (rat, 90 day, drinking water) | NOAEL | = | 19 mg/kg bw","endpoint":"","ingredient":"2-Methyl-4-isothiazolin-3-one","loael_value":"","noael_unit":"mg/kg bw","noael_value":"19","page":9,"route":"oral","species":"rat","study_id":"out270_en_noael_004"}
UnifiedCodex:SCCNFP:beta.noael_studies dermal absorption =19 mg/kg bw rat oral 90 day dermal absorption SOURCE_SUBDIR=out270_en; REPORT_TITLE=OPINION CONCERNING METHYLISOTHIAZOLINONE COLIPA n° P 94; OPINION_NUMBER=SCCNFP/0805/04; COMMITTEE=SCCNFP; REPORT_DATE=Adopted by the SCCNFP on 23 April 2004; VALUE_TEXT== 19; DOSE=_____________________________________________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :; EFFECT=_____________________________________________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as; CITATION_NUMBERS=[]; DETAILS_JSON={"cas_number":"2682-20-4","citation":"","dose":"_____________________________________________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :","duration":"90 day","effect":"_____________________________________________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as","endpoint":"dermal absorption","ingredient":"2-Methyl-4-isothiazolin-3-one","loael_value":"","noael_unit":"mg/kg bw","noael_value":"= 19","page":9,"route":"oral","species":"rat","study_id":"out270_en_noael_001"}
UnifiedCodex:SCCNFP:beta.noael_studies dermal absorption 100 % rat oral 90 day dermal absorption SOURCE_SUBDIR=out270_en; REPORT_TITLE=OPINION CONCERNING METHYLISOTHIAZOLINONE COLIPA n° P 94; OPINION_NUMBER=SCCNFP/0805/04; COMMITTEE=SCCNFP; REPORT_DATE=Adopted by the SCCNFP on 23 April 2004; VALUE_TEXT=100; DOSE=___________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :; EFFECT=___________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as a prese; CITATION_NUMBERS=[]; DETAILS_JSON={"cas_number":"2682-20-4","citation":"","dose":"___________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :","duration":"90 day","effect":"___________________________________________________ 9 (Methylisothiazolinone) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as a prese","endpoint":"dermal absorption","ingredient":"2-Methyl-4-isothiazolin-3-one","loael_value":"","noael_unit":"%","noael_value":"100","page":9,"route":"oral","species":"rat","study_id":"out270_en_noael_002"}
UnifiedCodex:SCCNFP:beta.noael_studies dermal absorption 100 % rat oral 90 day dermal absorption SOURCE_SUBDIR=out270_en; REPORT_TITLE=OPINION CONCERNING METHYLISOTHIAZOLINONE COLIPA n° P 94; OPINION_NUMBER=SCCNFP/0805/04; COMMITTEE=SCCNFP; REPORT_DATE=Adopted by the SCCNFP on 23 April 2004; VALUE_TEXT=100; DOSE=ne) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :; EFFECT=ne) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as a preservative at a maximum concentration of 0.01% (100 ppm) in the finished cosm; CITATION_NUMBERS=[]; DETAILS_JSON={"cas_number":"2682-20-4","citation":"","dose":"ne) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone :","duration":"90 day","effect":"ne) (Preservatives) Based on an exposure of 18 g of cosmetic products applied daily, containing at maximum 0.01 % (100 ppm) of Methylisothiazolinone : Maximum amount of ingredient applied I (mg) = 1.8 mg Typical human body weight = 60 kg Maximum absorption through the skin A (%) = 100 % Dermal absorption per treatment I x A = 1.8 mg Systemic exposure dose (SED) I x A / 60 kg = 0.03 mg/kg bw No observed adverse effect level NOAEL = 19 mg/kg bw (rat, 90 day, drinking water) Margin of Safety NOAEL / SED = 633 2.12. Conclusions The requested data provided on physico-chemical properties on methylisothiazolinone are complete. The percutaneous absorption study is inadequate. A 100% absorption is assumed. The in vivo UDS assay is adequate. Methylisothiazolinone is considered non genotoxic/mutagenic. See also doc. n° SCCNFP/0625/02. 2.13. Opinion The SCCNFP is of the opinion that the proposed use of Methylisothiazolinone as a preservative at a maximum concentration of 0.01% (100 ppm) in the finished cosm","endpoint":"dermal absorption","ingredient":"2-Methyl-4-isothiazolin-3-one","loael_value":"","noael_unit":"%","noael_value":"100","page":9,"route":"oral","species":"rat","study_id":"out270_en_noael_003"}
UnifiedCodex:SCCNFP:beta.noael_studies repeated dose toxicity 250 ppm - oral Sub-chronic repeated dose toxicity SOURCE_SUBDIR=out_201; REPORT_TITLE=OPINION CONCERNING METHYLISOTHIAZOLINONE COLIPA n° P94; OPINION_NUMBER=SCCNFP/0625/02; COMMITTEE=SCCNFP; REPORT_DATE=18 March 2003; VALUE_TEXT=250; DOSE=d decreases in water consumption in female animals exposed to 250 and 1000 ppm throughout most of the dosing phase and in males at all exposure doses throughout dosing.; EFFECT=d decreases in water consumption in female animals exposed to 250 and 1000 ppm throughout most of the dosing phase and in males at all exposure doses throughout dosing. Haematology and clinical chemistry revealed no treatment-related changes in either sex at any dose level. There were no treatment-related gross or microscopic pathological findings at any dose level in either sex. Based on effects on body weight and feed consumption at 1000 ppm (65.7 and 93.5 mg a.i./kg bw/day in males and females respectively) the NOAEL in this study was 250 ppm (equivalent to 19.0 and 24.6 mg a.i./kg bw/day in males and females, respectively). Ref. : 4 2.3.5. Repeated dose dermal toxicity No data 2.3.6. Repeated dose inhalation toxicity No data 2.3.7. Sub-chronic oral toxicity No data 2.3.8. Sub-chronic dermal toxicity No data 2.3.9. Sub-chronic inhalation toxicity No data 2.3.10. Chronic toxicity No data; CITATION=Ref. : 4 2; CITATION_NUMBERS=[4,2]; REFERENCE=Ref. : 4 2; DETAILS_JSON={"cas_number":"2682-20-4","citation":"Ref. : 4 2","dose":"d decreases in water consumption in female animals exposed to 250 and 1000 ppm throughout most of the dosing phase and in males at all exposure doses throughout dosing.","duration":"Sub-chronic","effect":"d decreases in water consumption in female animals exposed to 250 and 1000 ppm throughout most of the dosing phase and in males at all exposure doses throughout dosing. Haematology and clinical chemistry revealed no treatment-related changes in either sex at any dose level. There were no treatment-related gross or microscopic pathological findings at any dose level in either sex. Based on effects on body weight and feed consumption at 1000 ppm (65.7 and 93.5 mg a.i./kg bw/day in males and females respectively) the NOAEL in this study was 250 ppm (equivalent to 19.0 and 24.6 mg a.i./kg bw/day in males and females, respectively). Ref. : 4 2.3.5. Repeated dose dermal toxicity No data 2.3.6. Repeated dose inhalation toxicity No data 2.3.7. Sub-chronic oral toxicity No data 2.3.8. Sub-chronic dermal toxicity No data 2.3.9. Sub-chronic inhalation toxicity No data 2.3.10. Chronic toxicity No data","endpoint":"repeated dose toxicity","ingredient":"in","loael_value":"","noael_unit":"ppm","noael_value":"250","page":7,"route":"oral","species":"","study_id":"out_201_noael_001"}
UnifiedCodex:SCCS_SHADOW:beta.noael_studies 1 endpoint
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
UnifiedCodex:SCCS_SHADOW:beta.noael_studies sensitisation 15 µg/cm2 - - - sensitisation SOURCE_SUBDIR=sccs_o_178; REPORT_TITLE=Final Opinion December 2015 Scientific Committee on Consumer Safety SCCS OPINION ON Methylisothiazolinone (MI) (P94); OPINION_NUMBER=SCCS/1557/15; COMMITTEE=Scientific Committee on Consumer Safety (SCCS); REPORT_DATE=25 June 2015; VALUE_TEXT=15; DOSE=Vehicle, Dose Volume, Patch Size Induction Concentration (ug/cm2) Challenge Concentration Positive Responses Water;; EFFECT=SCCS/1557/15 Final Opinion on Methylisothiazolinone (MI) (P94), submission III, sensitisation only 13 Taking all of the data together, since the HRIPT threshold is the lowest no observed effect level (NOEL) available, it shall, according to the submission, take precedence in deriving the NESIL for use in the QRA. Therefore, the WoE NESIL for MI is 15µg/cm2. A summary of the considered HRIPT studies (26) conducted on MI is given in the submission as table 2 and reproduced below: Vehicle, Dose Volume, Patch Size Induction Concentration (ug/cm2) Challenge Concentration Positive Responses Water; 0.2ml, 4 cm2 200ppm (10 µg/cm2) 200ppm 0 / 100 Water; 0.2ml, 4 cm2 300ppm (15 µg/cm2) 300ppm 0 / 98 Water; 0.2ml, 4 cm2 400pp; CITATION_NUMBERS=[]; DETAILS_JSON={"cas_number":"2682-20-4","citation":"","dose":"Vehicle, Dose Volume, Patch Size Induction Concentration (ug/cm2) Challenge Concentration Positive Responses Water;","duration":"","effect":"SCCS/1557/15 Final Opinion on Methylisothiazolinone (MI) (P94), submission III, sensitisation only 13 Taking all of the data together, since the HRIPT threshold is the lowest no observed effect level (NOEL) available, it shall, according to the submission, take precedence in deriving the NESIL for use in the QRA. Therefore, the WoE NESIL for MI is 15µg/cm2. A summary of the considered HRIPT studies (26) conducted on MI is given in the submission as table 2 and reproduced below: Vehicle, Dose Volume, Patch Size Induction Concentration (ug/cm2) Challenge Concentration Positive Responses Water; 0.2ml, 4 cm2 200ppm (10 µg/cm2) 200ppm 0 / 100 Water; 0.2ml, 4 cm2 300ppm (15 µg/cm2) 300ppm 0 / 98 Water; 0.2ml, 4 cm2 400pp","endpoint":"sensitisation","ingredient":", an in vitro percutaneous","loael_value":"","noael_unit":"µg/cm2","noael_value":"15","page":13,"route":"","species":"","study_id":"sccs_o_178_noael_001"}
openFDA substances 4 endpoints
Source Endpoint Type Value Unit Species Route Duration Study Type Reference
openFDA substances FDA UNII substance identifier 229D0E1QFA UNII - - - chemical {"approval_status":null,"molecular_formula":"C4H5NOS","source_table":"substance_identifiers_fda","substance_class":"chemical","unii_code":"229D0E1QFA"}
openFDA substances FDA UNII substance identifier 229D0E1QFA UNII - - - chemical {"approval_status":null,"molecular_formula":"C4H5NOS","source_table":"substance_identifiers_fda","substance_class":"chemical","unii_code":"229D0E1QFA"}
openFDA substances FDA UNII substance identifier 229D0E1QFA UNII - - - chemical {"approval_status":null,"molecular_formula":"C4H5NOS","source_table":"substance_identifiers_fda","substance_class":"chemical","unii_code":"229D0E1QFA"}
openFDA substances FDA UNII substance identifier 229D0E1QFA UNII - - - chemical {"approval_status":null,"molecular_formula":"C4H5NOS","source_table":"substance_identifiers_fda","substance_class":"chemical","unii_code":"229D0E1QFA"}