Ammonium Nonoxynol-30 Sulfate

INCI: AMMONIUM NONOXYNOL-30 SULFATE

CAS Number
31691-97-1
Function
Surfactant – Cleansing, Emulsifying, Foaming
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status prohibited
🇺🇸 US Status permitted
US Notes CIR reviewed Nonoxynols and concluded safe in rinse-off products and ≤5% in leave-on products; however, environmental concerns are growing

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Prohibited in EU due to ethylene oxide residues (potential carcinogen trace), unreacted nonylphenol impurities (typically <500 ppm), and endocrine disruptor classification of the nonylphenol moiety. Permitted in US with concentration limits for leave-on products.

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Concern Level: High

Frequently Asked Questions

Is Ammonium Nonoxynol-30 Sulfate safe in cosmetics?

Prohibited in EU due to ethylene oxide residues (potential carcinogen trace), unreacted nonylphenol impurities (typically <500 ppm), and endocrine disruptor classification of the nonylphenol moiety. Permitted in US with concentration limits for leave-on products. The EU classifies Ammonium Nonoxynol-30 Sulfate as "prohibited". Safety rating: MODERATE.

Is Ammonium Nonoxynol-30 Sulfate allowed in the EU?

Ammonium Nonoxynol-30 Sulfate EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What does Ammonium Nonoxynol-30 Sulfate do in cosmetics?

Ammonium Nonoxynol-30 Sulfate functions as: Surfactant – Cleansing, Emulsifying, Foaming. It is classified as a cosmetic ingredient in our database. CAS number: 31691-97-1.

What is the Margin of Safety for Ammonium Nonoxynol-30 Sulfate?

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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