1-Heptanesulfonamide, N,N'-(phosphinicobis(oxy-2,1-ethanediyl))bis(N-ethyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,7-pentadecafluoro-, ammonium salt 67939-97-3 Ammonium bis(2-(ethyl((pentadecafluoroheptyl)sulphonyl)amino)ethyl) phosphate EINECS 267-870-3 N,N'-((Hydroxyphosphinylidene)bis(oxy-2,1-ethanediyl))bis(N-ethylpentadecafluoro-1-heptanesulfonamide), ammonium salt