Similar names: Perfluorooctane Sulfonyl Fluoride; 1-Octanesulfonyl fluoride, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro- (8CI, 9CI, ACI); 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-Heptadecafluoro-1-octanesulfonyl fluoride (ACI); 1-Octanesulfonyl fluoride, heptadecafluoro- (6CI, 7CI); 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-Heptadecafluoro-octanesulfonyl fluoride; Fluorad FX 8; FX 8; n-Perfluorooctanesulfonyl fluoride; Perfluoro-1-octanesulfonyl fluoride; Perfluorooctanesulfonyl fluoride; Perfluorooctylsulfonyl fluoride; PFOS