Cetyl PEG/PPG-15/15 Butyl Ether Dimethicone

INCI: CETYL PEG/PPG-15/15 BUTYL ETHER DIMETHICONE

CAS Number
Not individually assigned (complex polymer)
Function
Surfactant – Emulsifying
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Not specifically restricted; falls under CIR silicone/dimethicone safety umbrella

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

PEG/PPG-containing — 1,4-dioxane and ethylene oxide residual testing mandatory. Higher PEG number (15) increases testing priority. Butyl ether component requires impurity profiling.

⚠️
Concern Level: Moderate

Regulatory Flags

peg-ingredient

Frequently Asked Questions

Is Cetyl PEG/PPG-15/15 Butyl Ether Dimethicone safe in cosmetics?

PEG/PPG-containing — 1,4-dioxane and ethylene oxide residual testing mandatory. Higher PEG number (15) increases testing priority. Butyl ether component requires impurity profiling. The EU classifies Cetyl PEG/PPG-15/15 Butyl Ether Dimethicone as "permitted". Safety rating: MODERATE.

Is Cetyl PEG/PPG-15/15 Butyl Ether Dimethicone allowed in the EU?

Cetyl PEG/PPG-15/15 Butyl Ether Dimethicone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Cetyl PEG/PPG-15/15 Butyl Ether Dimethicone do in cosmetics?

Cetyl PEG/PPG-15/15 Butyl Ether Dimethicone functions as: Surfactant – Emulsifying. It is classified as a cosmetic ingredient in our database. CAS number: Not individually assigned (complex polymer).

What is the Margin of Safety for Cetyl PEG/PPG-15/15 Butyl Ether Dimethicone?

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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