C11-13 ALKETH-9 (FORMERLY C11-13 PARETH-9)
Surfactant
Good
CAS Number: 308060-94-8 (generic)
About C11-13 ALKETH-9 (FORMERLY C11-13 PARETH-9)
A cleansing and emulsifying surfactant used in liquid cosmetic formulations, typically safe at typical use concentrations.
Detailed Analysis
Polyethylene glycol ether of a mixture of C11-13 fatty alcohols with an average of 9 moles of ethylene oxide. Part of the broader class of alcohol ethoxylates evaluated by regulatory bodies. No EU restrictions apply; not listed in Annex III or other restricted lists under Regulation 1223/2009. Low irritation potential at typical cosmetic use levels.
What It Does
Skin Benefits
- ✓ Effective cleansing action
- ✓ Good solvent properties for active ingredients
Safety Score
Good
Based on EU regulatory data, published safety research, and ingredient function analysis.
References
EU CosIng Database
European Commission cosmetic ingredient registry
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