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Emulsifier

C11-21 ALKETH-10

CAS 246538-82-9 (generic) Updated
78

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

A broad-spectrum (C11-21) alcohol ethoxylate with 10 EO units — used as a general-purpose emulsifier in cosmetic formulations. Wide alkyl distribution gives flexibility; safety follows the alkyl ethoxylate class.

Function

SURFACTANT - EMULSIFYING

Skin benefits

  • Versatile broad-chain emulsifier
  • Good emulsion stability
  • Lightweight skin feel

Known concerns

  • Trace 1,4-dioxane if not stripped
  • Mild eye irritation in concentrates

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.