METHYL PERFLUOROISOBUTYL ETHER is graded A (Safe) by Expert·ING, based on COSING, FDA regulatory data.
METHYL PERFLUOROISOBUTYL ETHER
Safety grade: A
This is a synthetic fluid that helps dissolve other ingredients and control how thick or thin a product feels. It's a colorless liquid commonly used in specialty cosmetic formulations.
It acts as a solvent to dissolve ingredients and helps adjust the thickness and spreadability of cosmetic products for better application and feel.
Graded using: COSING, FDA.
Last verified: May 26, 2026
Other PFAS ingredients
- PTFE — Grade C
- PERFLUORODECALIN — Grade A
- METHYL PERFLUOROBUTYL ETHER — Grade A
- PERFLUORODIMETHYLCYCLOHEXANE — Grade A
- PERFLUOROHEXANE — Grade A
- PERFLUOROMETHYLCYCLOPENTANE — Grade A
Other Viscosity Controlling ingredients
- GLYCERIN — Grade B
- SODIUM CHLORIDE — Grade A
- COCAMIDOPROPYL BETAINE — Grade A
- BENZYL ALCOHOL — Grade C**
- PROPYLENE GLYCOL — Grade A**
- XANTHAN GUM — Grade A
- CETEARYL ALCOHOL — Grade A
- DISODIUM EDTA — Grade C