Potassium perfluorobutanesulfonate29420-49-3100 % similar Potassium perfluorooctanesulfonate2795-39-396 % similar Potassium perfluorohexanesulfonate3871-99-696 % similar Lithium nonafluorobutanesulfonate131651-65-579 % similar Tetraethylammonium perfluorooctanesulfonate56773-42-363 % similar Triphenylsulfonium nonafluorobutanesulfonate144317-44-259 % similar Nonafluorobutanesulfonic acid anhydride36913-91-452 % similar Perfluorobutanesulfonyl fluoride375-72-448 % similar Potassium trifluoromethanesulfonate2926-27-448 % similar Perfluorooctanesulfonyl fluoride307-35-747 % similar Perfluorobutanesulfonic acid375-73-547 % similar 1,1,2,2,3,3,4,4,5,5,6,6,6-Tridecafluoro-1-hexanesulfonyl fluoride423-50-747 % similar Perfluorooctanesulfonic acid1763-23-145 % similar Perfluorohexanesulfonic acid355-46-445 % similar Perfluoroheptanesulfonic acid375-92-845 % similar Perfluorooctanesulfonamide754-91-645 % similar Ammonium perfluorooctylsulfonate29081-56-942 % similar Sulfluramid4151-50-239 % similar Perfluorobutane355-25-936 % similar Perfluorooctane307-34-635 % similar