Trideceth-4

INCI: TRIDECETH-4

CAS Number
69011-36-5; 24938-91-8
Function
Surfactant – emulsifying (low-medium HLB ~9–10, co-emulsifier)
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes No specific restriction; CIR-assessed as part of alkyl PEG ethers

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
moderate
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

1,4-dioxane / EO residuals; lipophilic enough for meaningful dermal absorption — keep concentrations in check; skin/eye irritation potential

⚠️
Concern Level: Moderate

Frequently Asked Questions

Is Trideceth-4 safe in cosmetics?

1,4-dioxane / EO residuals; lipophilic enough for meaningful dermal absorption — keep concentrations in check; skin/eye irritation potential The EU classifies Trideceth-4 as "permitted". Safety rating: GOOD.

Is Trideceth-4 allowed in the EU?

Trideceth-4 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Trideceth-4 do in cosmetics?

Trideceth-4 functions as: Surfactant – emulsifying (low-medium HLB ~9–10, co-emulsifier). It is classified as a cosmetic ingredient in our database. CAS number: 69011-36-5; 24938-91-8.

What is the Margin of Safety for Trideceth-4?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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