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Surfactant

C12-14 SEC-ALKETH-9

CAS 84133-50-6 (generic)/68131-40-8 (generic)
58

Safety score · 0–100

Moderate

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

An ethoxylated secondary alcohol surfactant with lower EO chain (9). More surface-active and slightly more irritating than higher-EO siblings; standard dioxane caveat applies.

Function

SURFACTANT - EMULSIFYINGEMULSION STABILISING

Skin benefits

  • Nonionic surfactant/emulsifier
  • Solubiliser for oils in water
  • Lower-EO grade gives better surface activity

Known concerns

  • Lower ethoxylation increases mild irritation potential vs higher-EO grades
  • Residual 1,4-dioxane and ethylene oxide concerns
  • Eye irritation in rinse-off at higher %

References

EU

EU CosIng database

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

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Same plant / compound family

81
C12-14 SEC-ALKETH-9 (FORMERLY C12-14 SEC-PARETH-9)
Surfactant

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