Ceteth-45

INCI: CETETH-45

CAS Number
9004-95-9
Function
Emulsifying, surfactant, solubilizing
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not restricted; CIR 1999 original report explicitly names Ceteth-45

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Ceteth-45 is permitted in cosmetics but requires control of 1,4-dioxane and ethylene oxide impurities; no individual toxicology data available.

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Concern Level: Moderate

Regulatory Flags

epa_safer_alternative

Frequently Asked Questions

Is Ceteth-45 safe in cosmetics?

Ceteth-45 is permitted in cosmetics but requires control of 1,4-dioxane and ethylene oxide impurities; no individual toxicology data available. The EU classifies Ceteth-45 as "permitted". Safety rating: MODERATE.

Is Ceteth-45 allowed in the EU?

Ceteth-45 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Ceteth-45 do in cosmetics?

Ceteth-45 functions as: Emulsifying, surfactant, solubilizing. It is classified as a cosmetic ingredient in our database. CAS number: 9004-95-9.

What is the Margin of Safety for Ceteth-45?

not established 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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