Hydroxyethyl Cetyldimonium Phosphate

INCI: HYDROXYETHYL CETYLDIMONIUM PHOSPHATE

CAS Number
31726-34-8
Function
Antistatic, hair conditioning, surfactant (cleansing), emulsifying, solubilizing
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” no CFR restriction

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

GHS H315 (skin irritation) and H318 (serious eye damage); aquatic toxicity H400/H410. Slight antibacterial effect may impact skin microbiome at higher concentrations. Toxicological studies did not indicate hazards at recommended use levels. Environmental impact assessment needed for rinse-off products.

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Concern Level: Moderate

Regulatory Flags

epa_safer_alternative

Frequently Asked Questions

Is Hydroxyethyl Cetyldimonium Phosphate safe in cosmetics?

GHS H315 (skin irritation) and H318 (serious eye damage); aquatic toxicity H400/H410. Slight antibacterial effect may impact skin microbiome at higher concentrations. Toxicological studies did not indicate hazards at recommended use levels. Environmental impact assessment needed for rinse-off products. The EU classifies Hydroxyethyl Cetyldimonium Phosphate as "permitted". Safety rating: GOOD.

Is Hydroxyethyl Cetyldimonium Phosphate allowed in the EU?

Hydroxyethyl Cetyldimonium Phosphate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Hydroxyethyl Cetyldimonium Phosphate do in cosmetics?

Hydroxyethyl Cetyldimonium Phosphate functions as: Antistatic, hair conditioning, surfactant (cleansing), emulsifying, solubilizing. It is classified as a cosmetic ingredient in our database. CAS number: 31726-34-8.

What is the Margin of Safety for Hydroxyethyl Cetyldimonium 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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