Skip to content

Surfactant

TRIDECETH-12

CAS 24938-91-8 / 69011-36-5
65

Safety score · 0–100

Fine

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

A mild ethoxylated tridecyl surfactant used to mix oils into water. CIR-reviewed safe in cosmetics, though the ethoxylation step can leave trace 1,4-dioxane unless purified.

Function

SURFACTANT - EMULSIFYINGSURFACTANT - CLEANSING

Skin benefits

  • Mild nonionic surfactant and emulsifier
  • Helps solubilize fragrance and oils
  • Low sting profile in cleansers

Known concerns

  • Ethoxylated — trace 1,4-dioxane possible without purification
  • PEG-class concerns on damaged skin

References

EU

EU CosIng database

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

Related surfactants

65
AMMONIUM LAURETH SULFATE
Surfactant
 65
AMMONIUM LAURETH-8 CARBOXYLATE
Surfactant
 65
C11-13 ALKETH-6
Surfactant
 65
C12-13 ALKETH-10 PHOSPHATE
Surfactant
 65
C12-13 PARETH-1
Surfactant
 65
C12-13 PARETH-12 CARBOXYLIC ACID
Surfactant
 65
C12-13 PARETH-3
Surfactant
 65
C12-14 PARETH-9
Surfactant

Check your shelf

Find TRIDECETH-12 in your products.

Scan any cosmetic product with LuxSense to see if it contains TRIDECETH-12 and get a full ingredient breakdown with safety scores.

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.