Einecs 232-327-1

disodium 5,5'-[thiobis(phenyleneazo)]disalicylate

Benzoic acid, 3,3'-[thiobis(phenyleneazo)]bis[6-hydroxy-, disodium salt

Benzoic acid, 3,3'-(thiobis(phenylene-2,1-diazenediyl))bis(6-hydroxy-, sodium salt (1:2)