Tetraethylammonium perfluorooctanesulfonate56773-42-3100 % similar Potassium perfluorooctanesulfonate2795-39-366 % similar Potassium perfluorohexanesulfonate3871-99-666 % similar Lithium nonafluorobutanesulfonate131651-65-563 % similar Potassium perfluorobutanesulfonate29420-49-363 % similar Tetraethylammonium trifluoromethanesulfonate35895-69-356 % similar Triphenylsulfonium nonafluorobutanesulfonate144317-44-250 % similar Sulfluramid4151-50-246 % similar Perfluorooctanesulfonyl fluoride307-35-742 % similar Nonafluorobutanesulfonic acid anhydride36913-91-442 % similar 1,1,2,2,3,3,4,4,5,5,6,6,6-Tridecafluoro-1-hexanesulfonyl fluoride423-50-742 % similar N-Ethylperfluorooctanesulfonamidoethanol1691-99-242 % similar Perfluorooctanesulfonic acid1763-23-141 % similar Perfluorohexanesulfonic acid355-46-441 % similar Perfluoroheptanesulfonic acid375-92-841 % similar Perfluorooctanesulfonamide754-91-641 % similar Perfluorobutanesulfonyl fluoride375-72-439 % similar Perfluorobutanesulfonic acid375-73-538 % similar Ammonium perfluorooctylsulfonate29081-56-938 % similar Fluorad fc 1351652-63-737 % similar