Dilaureth-4 Phosphate

INCI: DILAURETH-4 PHOSPHATE

CAS Number
Not individually assigned; structurally related to Trilaureth-4 Phosphate (CAS 31800-90-5)
Function
Surfactant – cleansing; Surfactant – emulsifying
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted — no specific CFR prohibition; CIR Expert Panel assessed alkyl phosphates as safe in current practices of use when formulated to be nonirritating

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Formulate to be nonirritating (CIR condition); ethoxylated — monitor 1,4-dioxane residuals; not readily biodegradable

⚠️
Concern Level: Low

Frequently Asked Questions

Is Dilaureth-4 Phosphate safe in cosmetics?

Formulate to be nonirritating (CIR condition); ethoxylated — monitor 1,4-dioxane residuals; not readily biodegradable The EU classifies Dilaureth-4 Phosphate as "permitted". Safety rating: GOOD.

Is Dilaureth-4 Phosphate allowed in the EU?

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

What does Dilaureth-4 Phosphate do in cosmetics?

Dilaureth-4 Phosphate functions as: Surfactant – cleansing; Surfactant – emulsifying. It is classified as a cosmetic ingredient in our database. CAS number: Not individually assigned; structurally related to Trilaureth-4 Phosphate (CAS 31800-90-5).

What is the Margin of Safety for Dilaureth-4 Phosphate?

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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