Regulatory Status
For full compliance data across 55 jurisdictions, use the Substance Compliance tool.
Safety Data
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
1,4-Dioxane and ethylene oxide residuals may be present; peroxides may form over time (inversely proportional to concentration).
Frequently Asked Questions
Is C11-13 Pareth-9 safe in cosmetics?
1,4-Dioxane and ethylene oxide residuals may be present; peroxides may form over time (inversely proportional to concentration). The EU classifies C11-13 Pareth-9 as "permitted". Safety rating: GOOD.
Is C11-13 Pareth-9 allowed in the EU?
C11-13 Pareth-9 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does C11-13 Pareth-9 do in cosmetics?
C11-13 Pareth-9 functions as: Surfactant – Emulsifying; Surfactant – Cleansing. It is classified as a cosmetic ingredient in our database. CAS number: 308060-94-8.
What is the Margin of Safety for C11-13 Pareth-9?
not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.
Compliance Tools
Check C11-13 Pareth-9 compliance across multiple jurisdictions:
Related Ingredients
Is C11-13 Pareth-9 in Your Products?
Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.
Try Piro Free →Analyze Your Full Ingredient List
Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for C11-13 Pareth-9 in your formulation.