2-Naphthalenesulfonic acid, 5-[[4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl]azo]-8-(phenylazo)-, disodium salt
disodium 5-[[4-[ethyl[(3-sulphonatophenyl)methyl]amino]phenyl]azo]-8-(phenylazo)naphthalene-2-sulphonate
CAS: 62133-79-3
Molecular Formula: C31H25N5Na2O6S2