Perfluorobutanesulfonyl fluoride375-72-4100 % similar Perfluorooctanesulfonyl fluoride307-35-795 % similar 1,1,2,2,3,3,4,4,5,5,6,6,6-Tridecafluoro-1-hexanesulfonyl fluoride423-50-795 % similar Nonafluorobutanesulfonic acid anhydride36913-91-454 % similar Perfluorobutanesulfonic acid375-73-554 % similar Perfluorooctanesulfonic acid1763-23-152 % similar Perfluorohexanesulfonic acid355-46-452 % similar Perfluoroheptanesulfonic acid375-92-852 % similar Perfluorooctanesulfonamide754-91-652 % similar Lithium nonafluorobutanesulfonate131651-65-548 % similar Potassium perfluorobutanesulfonate29420-49-348 % similar Potassium perfluorooctanesulfonate2795-39-347 % similar Ammonium perfluorooctylsulfonate29081-56-947 % similar Potassium perfluorohexanesulfonate3871-99-647 % similar Sulfluramid4151-50-244 % similar Perfluorobutane355-25-943 % similar Perfluorooctane307-34-641 % similar Perfluorododecane307-59-541 % similar 1,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13,14,14,14-Triacontafluorotetradecane307-62-041 % similar Perfluoroheptane335-57-941 % similar