83817-55-4

Aids002490 Aids-002490 33206-58-5 (Disodium salt) 3,3'-Methylenebis(5-chloro-2-hydroxybenzenesulfonic acid) 3,3'-methylenebis(5-chloro-2-hydroxybenzenesulphonic) acid Benzenesulfonic acid, 3,3'-methylenebis[5-chloro-2-hydroxy- 3,3'-Methylene-bis(2-hydroxy-5-chloro-benzene sulfonic acid)