Einecs 286-201-6

disodium 6-amino-5-[(4-chloro-2-sulphonatophenyl)azo]-4-hydroxynaphthalene-2-sulphonate

6-Amino-5-[[4-chloro-2-[(sodiooxy)sulfonyl]phenyl]azo]-4-hydroxy-2-naphthalenesulfonic acid sodium salt