75768-93-3

(3Z)-7-benzamido-4-oxo-3-[[4-[(4-sulfophenyl)diazenyl]phenyl]hydrazinylidene]naphthalene-2-sulfonic acid 2-Naphthalenesulfonic acid, 7-(benzoylamino)-4-hydroxy-3-4-(4-sulfophenyl)azophenylazo-, compd. with 2,2,2-nitrilotrisethanol (1:2) 2-Naphthalenesulfonic acid, 7-(benzoylamino)-4-hydroxy-3-[2-[4-[2-( 4-sulfophenyl)diazenyl]phenyl]diazenyl]- , compd. with 2,2',2''-nitrilotris[ethanol] (1:2)