67846-66-6 Carbamic acid, (2-(sulfothio)ethyl)(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl)-, C-ethyl ester, sodium salt EINECS 267-379-4 N-(2-Sulfothioethyl)-1,1,2,2-tetrahydroperfluorooctylurethane, sodium salt Sodium C-ethyl (2-(sulphonatothio)ethyl)(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl)carbamate