PPG-13

CAS Number
25322-69-4 (general polypropylene glycol registry; PPG-13 ≈ MW 800 Da)
Function
Humectant, skin conditioning, solvent
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes No specific restriction; PPG family broadly reviewed by CIR — safe as used

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Relatively lower molecular weight in the PPG series with slightly higher dermal absorption potential than PPG-40+; monitor for residual propylene oxide.

⚠️
Concern Level: Low

Frequently Asked Questions

Is PPG-13 safe in cosmetics?

Relatively lower molecular weight in the PPG series with slightly higher dermal absorption potential than PPG-40+; monitor for residual propylene oxide. The EU classifies PPG-13 as "permitted". Safety rating: GOOD.

Is PPG-13 allowed in the EU?

PPG-13 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does PPG-13 do in cosmetics?

PPG-13 functions as: Humectant, skin conditioning, solvent. It is classified as a cosmetic ingredient in our database. CAS number: 25322-69-4 (general polypropylene glycol registry; PPG-13 ≈ MW 800 Da).

What is the Margin of Safety for PPG-13?

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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