335-24-0 Cyclohexanesulfonic acid, 1,2,2,3,3,4,5,5,6,6-decafluoro-4-(pentafluoroethyl)-, potassium salt EINECS 206-385-3 Potassium 1,2,2,3,3,4,5,5,6,6-decafluoro-4-(pentafluoroethyl)cyclohexanesulphonate Potassium salt of perfluoro-4-ethylcyclohexylsulfonic acid