1-Decanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heneicosafluoro-, ammonium salt 67906-42-7 75026-31-2 Ammonium henicosafluorodecanesulphonate EINECS 267-709-7 Perfluorodecanesulfonic acid ammonium salt