Synonyms: Poly(oxy-1,2-ethanediyl), a-[2-[ethyl[(heptadecafluorooctyl)sulfonyl]amino]ethyl]-w-hydroxy- (9CI);Fluorad FC 170C;Glycols,polyethylene,mono[2-(N-ethyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-1-octanesulfonamido)ethyl]ether (8CI); FC 170; FC 170C; Fluorad FC 170;1-Octanesulfonamide, N-ethyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-N-(2-hydroxyethyl)-,monoether with polyethylene glycol (8CI);Poly(ethyleneglycol) 2-[ethyl[(heptadecafluorooctyl)sulfonyl]amino]ethyl ether; N-Ethyl-N-polyoxyethylene-perfluorooctanesulfonamide;