1-Heptanesulfonamide, N-ethyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,7-pentadecafluoro-N-(2-(phosphonooxy)ethyl)-, diammonium salt 67939-98-4 Diammonium 2-(ethyl((pentadecafluoroheptyl)sulphonyl)amino)ethyl phosphate EINECS 267-871-9 N-Ethyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,7-pentadecafluoro-N-(2-(phosphonooxyl)ethyl)-1-heptanesulfonamide, ammonium salt