Einecs 281-538-5

diammonium 7-benzamido-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulphonate

7-(Benzoylamino)-4-hydroxy-3-[[4-[[4-(ammoniooxysulfonyl)phenyl]azo]phenyl]azo]-2-naphthalenesulfonic acid ammonium salt