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Perfluoro(2-ethoxyethane)sulfonic acid
A perfluoroalkyl substance (PFAS) used industrially for its chemical stability and resistance properties. Not a food ingredient; considered a material with potential environmental persistence and bioaccumulation concerns.
Tracked contaminantUpdated Feb 25, 2026
Health score-5.0
-5Very bad5
Water guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Food and supplement guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Risks
Environmental persistence, bioaccumulation, potential toxicity, endocrine disruption, possible carcinogenicity
Benefits
Chemical and thermal stability useful in industrial applications