C9-11 Pareth-8 Carboxylic Acid

INCI: C9-11 PARETH-8 CARBOXYLIC ACID

CAS Number
70879-83-3 (Alcohols, C9-11, ethoxylated, carboxymethylated)
Function
Surfactant – cleansing; Cleansing agent
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Inferred adequate from parent compound; no standalone MoS

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

1,4-Dioxane potential; limited standalone toxicological data with read-across reliance from parent compound.

⚠️
Concern Level: Moderate

Frequently Asked Questions

Is C9-11 Pareth-8 Carboxylic Acid safe in cosmetics?

1,4-Dioxane potential; limited standalone toxicological data with read-across reliance from parent compound. The EU classifies C9-11 Pareth-8 Carboxylic Acid as "permitted". Safety rating: GOOD.

Is C9-11 Pareth-8 Carboxylic Acid allowed in the EU?

C9-11 Pareth-8 Carboxylic Acid EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does C9-11 Pareth-8 Carboxylic Acid do in cosmetics?

C9-11 Pareth-8 Carboxylic Acid functions as: Surfactant – cleansing; Cleansing agent. It is classified as a cosmetic ingredient in our database. CAS number: 70879-83-3 (Alcohols, C9-11, ethoxylated, carboxymethylated).

What is the Margin of Safety for C9-11 Pareth-8 Carboxylic Acid?

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.

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