Good Cosmetic Ingredient

Sodium Styrene/Acrylates Copolymer

INCI: SODIUM STYRENE/ACRYLATES COPOLYMER

CAS Number
9010-92-8
Function
Film forming, opacifying agent
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted; FDA VCRP-listed; CIR reviewed under styrene and vinyl-type styrene copolymers group — safe when formulated to avoid irritation

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Residual styrene monomer (classified IARC Group 2A carcinogen) must be controlled; 1,4-dioxane trace contamination detected in some trade name materials; nano form safety unresolved

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Concern Level: Moderate

Regulatory Flags

eu_children_restricted epa_safer_alternative

Frequently Asked Questions

Is Sodium Styrene/Acrylates Copolymer safe in cosmetics?

Residual styrene monomer (classified IARC Group 2A carcinogen) must be controlled; 1,4-dioxane trace contamination detected in some trade name materials; nano form safety unresolved The EU classifies Sodium Styrene/Acrylates Copolymer as "permitted". Safety rating: GOOD.

Is Sodium Styrene/Acrylates Copolymer allowed in the EU?

Sodium Styrene/Acrylates Copolymer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Sodium Styrene/Acrylates Copolymer do in cosmetics?

Sodium Styrene/Acrylates Copolymer functions as: Film forming, opacifying agent. It is classified as a cosmetic ingredient in our database. CAS number: 9010-92-8.

What is the Margin of Safety for Sodium Styrene/Acrylates Copolymer?

adequate 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 Sodium Styrene/Acrylates Copolymer compliance across multiple jurisdictions:

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Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
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Substance Compliance
Check compliance across 55 jurisdictions
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
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Heavy Metal Limits
Compare limits across jurisdictions

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