Perfluorooctanesulfonic acid photograph

Perfluorooctanesulfonic Acid

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FormulaC8HF17O3S
Molar mass500. 13 g/mol
Boiling point133 °C
ChemSpider ID67068
ClassificationFluorosurfactant
GHS signal word Danger
Date of Reg.
Date of Upd.
ID842979
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About Perfluorooctanesulfonic Acid


Perfluorooctanesulfonic acid is an anthropogenic fluorosurfactant and global pollutant. PFOS was the key ingredient in Scotchgard, a fabric protector made by 3M, and numerous stain repellents. It was added to Annex B of the Stockholm Convention on Persistent Organic Pollutants in May 2009.

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