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Emulsifier

PEG/PPG-160/31 COPOLYMER

CAS 9003-11-6 (generic) Updated
70

Safety score · 0–100

Fine

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

About

A high molecular weight PEG/PPG block copolymer used as an emulsifier and conditioning agent. CIR-reviewed PEG/PPG ethers are safe as used; trace dioxane is the standard caveat.

Function

SOLVENT

Skin benefits

  • Mild non-ionic surfactant
  • Emulsifier and skin conditioning
  • Effective formulation aid

Known concerns

  • Possible 1,4-dioxane impurity from PEG manufacturing
  • Mild PEG sensitization potential
  • Synthetic polymer biodegradability

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.