Synonyms: Catalysts and chemical agents;Ethanaminium,N,N,N-triethyl-,salt with 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro- 1-octanesulfonic acid (1:1);Fluortensid FT 248;FT-248(Tetraethylammonium perfluorooctanesulfonate);FC-248(Tetraethylammonium perfluorooctanesulfonate);Tetranethylammonium Perfluorooctanesulphonate;Tetraethylaminonium Perfluoroocta-sulphonate;tetraethylammonium heptadecafluorooctanesulphonate;Tetraethylammonium Perfluoro-1-octanesulfonate;Tetraethylammonium perfluorooctanesulfonate;FT 248;Tetranethylammonium Perfluorooctanesulphonate(solid);Tetraethyl ammonium, perfluorooctanesulfonate;FC-248;Tetraethylammonium perfluorooctanesulfonate ( FT-248 );Tetraethylammonium-perfluoroctylsufonate;Tetraethylammonium-per-fluorooctylsulfonate;