Ammonium perfluorooctylsulfonate29081-56-9100 % similar Perfluorooctanesulfonic acid1763-23-188 % similar Perfluorohexanesulfonic acid355-46-488 % similar Perfluoroheptanesulfonic acid375-92-888 % similar Perfluorobutanesulfonic acid375-73-585 % similar Perfluorooctanesulfonyl fluoride307-35-750 % similar 1,1,2,2,3,3,4,4,5,5,6,6,6-Tridecafluoro-1-hexanesulfonyl fluoride423-50-750 % similar Perfluorooctanesulfonamide754-91-648 % similar Perfluorobutanesulfonyl fluoride375-72-447 % similar Perfluoro(2-ethoxyethane)sulfonic acid113507-82-746 % similar Nonafluorobutanesulfonic acid anhydride36913-91-445 % similar Potassium perfluorooctanesulfonate2795-39-344 % similar Potassium perfluorohexanesulfonate3871-99-644 % similar Sulfluramid4151-50-242 % similar Lithium nonafluorobutanesulfonate131651-65-542 % similar Potassium perfluorobutanesulfonate29420-49-342 % similar Ammonium perfluorooctanoate3825-26-141 % similar 1H,1H,2H,2H-Perfluorooctanesulfonic acid27619-97-239 % similar Perfluorooctane307-34-638 % similar Perfluorododecane307-59-538 % similar