Is Acid Red 35 safe in cosmetics?
Acid Red 35 has a safety rating of "POOR" in our database. EU status: restricted. US status: restricted.
Poor
Cosmetic Ingredient
Acid Red 35
Also known as: 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-[(2-methylphenyl)azo]-, disodium salt, EINECS 229-231-7, UNII-02BXM5Q7GE, 229-231-7, EC No.229-231-7
INCI: CI 18065
Acid Red 35 (CAS 6441-93-6) is a cosmetic cosmetic ingredient functioning as Colorant (primarily biological stain; limited cosmetic use). EU Regulation 1223/2009 status: restricted. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety data.
View industrial chemical safety profile for CAS 6441-93-6 →
Auto-generated CPSR Part A draft with source citations
Cross-Vertical Regulatory Divergence
Acid Red 35 is classified GHS CMR hazard (H351) in the chemicals database but is restricted in EU cosmetics.
Source: Cosmetics: ingredients.eu_status; Chemicals: ghs_classifications.signal_word/hazard_statement_code
Function
Colorant (primarily biological stain; limited cosmetic use)
Safety Rating
POOR
Chemistry & Identifiers
IUPAC Name
disodium;5-acetamido-4-hydroxy-3-[(2-methylphenyl)diazenyl]naphthalene-2,7-disulfonate
InChIKey
LGWXIBBJZQOXSO-UHFFFAOYSA-L
Regulatory Status
EU EU Status
restricted
US US Status
restricted
US Notes
Not FDA-listed for cosmetic use
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Acid Red 35.
Calculate MoS for your specific formulation with the MoS Calculator.
EU CosIng Annex Listing
European Commission CosIng database Annex references per Regulation (EC) No 1223/2009.
Annex II — Prohibited
Ref: 1295
(EC) 2009/1223
Expanded Jurisdictional Detail
Additional regulatory detail beyond the 7-jurisdiction summary: Saudi SFDA, Korea MFDS, ASEAN ACD, Japan/Korea, Brazil/India, and cross-jurisdictional restriction entries.
SA Saudi SFDA (II - Prohibited)
ASEAN Cosmetic Directive (II)
Ref: 1295
BRIN Brazil/India Cosmetics
Brazil: Prohibited
India: Prohibited (GNRAS)
Additional Jurisdictional Restrictions (1)
| Jurisdiction | Status | Max % | Product Type |
|---|---|---|---|
| KR | prohibited | - | - |
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Dye
Regulatory List Membership (2)
EU Banned in Cosmetics
EU CosIng Cosmetics Ingredient Database
Expert Verdict
Expert safety assessment and concern-level summary for Acid Red 35.
Regulatory Flags
colorant
eu_banned_cosmetics
eu_cosing_listed
Known Synonyms
2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-[(2-methylphenyl)azo]-, disodium salt
EINECS 229-231-7
UNII-02BXM5Q7GE
229-231-7
EC No.229-231-7
Chemical Function
Dye
Regulatory Lists
banned; Europe; Personal care
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Acid Red 35 allowed in the EU?
Acid Red 35 EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.
What does Acid Red 35 do in cosmetics?
Acid Red 35 functions as: Colorant (primarily biological stain; limited cosmetic use). It is classified as a cosmetic ingredient in our database. CAS number: 6441-93-6.
Is Acid Red 35 used outside cosmetics?
Acid Red 35 also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Does Acid Red 35 have different safety status in cosmetics vs industrial chemicals?
Acid Red 35 is classified GHS CMR hazard (H351) in the chemicals database but is restricted in EU cosmetics.
Compliance Tools
Check Acid Red 35 compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
Check compliance across multiple jurisdictions
MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
Compare limits across jurisdictions
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