Steareth-10 Phosphate

INCI: STEARETH-10 PHOSPHATE

CAS Number
No unique CAS commonly assigned; related to parent steareth phosphate esters
Function
Surfactant (emulsifying) — anionic phosphate ester emulsifier
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Not restricted

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

1,4-Dioxane / ethylene oxide residuals from ethoxylation; phosphoric acid ester — pH-sensitive, can hydrolyze under extreme conditions; often paired with DEA-Cetyl Phosphate

⚠️
Concern Level: Low

Frequently Asked Questions

Is Steareth-10 Phosphate safe in cosmetics?

1,4-Dioxane / ethylene oxide residuals from ethoxylation; phosphoric acid ester — pH-sensitive, can hydrolyze under extreme conditions; often paired with DEA-Cetyl Phosphate The EU classifies Steareth-10 Phosphate as "permitted". Safety rating: GOOD.

Is Steareth-10 Phosphate allowed in the EU?

Steareth-10 Phosphate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Steareth-10 Phosphate do in cosmetics?

Steareth-10 Phosphate functions as: Surfactant (emulsifying) — anionic phosphate ester emulsifier. It is classified as a cosmetic ingredient in our database. CAS number: No unique CAS commonly assigned; related to parent steareth phosphate esters.

What is the Margin of Safety for Steareth-10 Phosphate?

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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