4492-80-2 EINECS 224-786-1 Sulfuric acid, monooctadecyl ester, compd. with 2,2',2''-nitrilotriethanol (1:1) Sulfuric acid, monooctadecyl ester, compd. with 2,2',2''-nitrilotris(ethanol) (1:1) Tris(2-hydroxyethyl)ammonium octadecyl sulphate