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Moumoujus

C12-13 PARETH-10.

Valuable CAS 66455-14-9 / SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING

A versatile non-ionic surfactant that acts as both an emulsifier and gentle cleanser in skincare formulations. With an HLB value of 13.9, it excels at creating stable oil-in-water emulsions while providing mild cleansing properties that effectively remove sebum and impurities without harsh stripping.

Summary

surfactant/cleansing emulsifying solubilizing

Science

Mechanism of Action

Functions by reducing interfacial tension between water and oil phases to create stable emulsions, while its surfactant properties allow it to disperse sebum and debris for gentle cleansing action

Research

Clinical Evidence

High confidence
Effective range 1–10%
Optimal

5%

Key findings

  1. 01 Human repeated insult patch testing of analogous alkyl PEG ethers demonstrated non-sensitizing and non-irritating properties in leave-on formulations

Transparency

Dusting Analysis

Not commonly dusted

As a functional ingredient with established safety data, not typically subject to dusting practices

The Formula

Formulation

Solubility
Water
Optimal pH 3 – 10
0 7 14

Stability

Exhibits excellent stability across wide pH range with cloud point of 79-81°C; store below 50°C to prevent yellowing

Synergies

  • anionic surfactants
  • cationic surfactants
  • non-ionic surfactants

Conflicts

  • prolonged exposure to temperatures above 60°C

Safety

Safety Profile

CIR Status
Safe as used
Max tested
5%
Pregnancy
Safe
Sensitization risk Low

CIR-approved with higher concentrations permissible in rinse-off products (up to 10%)

Your Skin

Skin Compatibility

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Low

Our Assessment

Verdict

Valuable

A well-tolerated, multifunctional ingredient that provides gentle cleansing and emulsification benefits across all skin types with strong safety data.

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