1H,1H,2H,2H-Perfluorooctanesulfonic acid is a polyfluoroalkyl substance (PFAS).1 It has been found as a contaminant in sea and river water.
1.Zhao, Z., Cheng, X., Hua, X., et al.Emerging and legacy per- and polyfluoroalkyl substances in water, sediment, and air of the Bohai Sea and its surrounding riversEnviron. Pollut.263(Pt. A)114391(2020)
















