Kalium-perfluor-4-aethylcyclohexan-sulfonat, PC0671, potassium perfluoro-4-ethylcyclohexanesulfonate, Perfluoro-4-ethylcyclohexanesulphonic acid potassium salt, Potassium Decafluoro-4-(Pentafluoroethyl)Cyclohexanesulfonate, potassium,1,2,2,3,3,4,5,5,6,6-decafluoro-4-(1,1,2,2,2-pentafluoroethyl)cyclohexane-1-sulfonate