Solvent
ETHYL PERFLUOROBUTYL ETHER
Safety score · 0–100
Caution
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A fluorinated PFAS solvent — one of the so-called forever chemicals. Volatile and useful as a carrier, but its environmental persistence and tightening EU restrictions push it firmly into the avoid tier.
Function
Skin benefits
- Volatile carrier solvent with rapid evaporation
- Non-flammable processing aid
Known concerns
- Member of the PFAS family of persistent 'forever chemicals'
- Environmental persistence and bioaccumulation concerns
- Increasingly restricted in EU cosmetics
- Atmospheric greenhouse-gas potential
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related solvents
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.