Synonyms: 7-Benzothiazolesulfonic acid, 2,2'-((2-sulfo-1,4-phenylene)bis(imino(1-acetyl-2-oxo-2,1-ethanediyl)azo-4,1-phenylene))bis(6-methyl-,sodium salt, compd. with 2,2',2''-(nitrilotris(2,1-ethanediyloxy) )tris(ethanol);sodium; 2-[2-[bis[2-(2-hydroxyethoxy)ethyl]amino]ethoxy]ethanol; 6-methyl-2-[4-[1-[[4-[[2-[4-(6-methyl-7-sulfo-1,3-benzothiazol-2-yl)phenyl]azo-3-oxo-butanoyl]amino]-2-sulfo-phenyl]carbamoyl]-2-oxo-propyl]azophenyl]-1,3-benzothiazole-7-sulfonate