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6:2 FTSA
6:2 Fluorotelomer Sulfonic Acid (6:2 FTSA) is a synthetic surfactant and a type of per- and polyfluoroalkyl substance (PFAS). It is used primarily in industrial and manufacturing applications such as textile treatment, paper coatings, and firefighting foams. Not approved for food use and is considered an environmental contaminant with bioaccumulative properties.
Tracked contaminantUpdated Feb 6, 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 endocrine disruption, developmental toxicity, carcinogenic potential
Benefits
Effective surfactant and stain resistant properties in industrial applications