5-[[2-amino-4-hydroxy-5-[[4-[(4-nitro-2-sulphophenyl)amino]phenyl]azo]phenyl]azo]-4-hydroxy-3-[[4-[(4-nitro-2-sulphophenyl)amino]phenyl]azo]naphthalene-2,7-disulphonic acid

CAS No: 94021-34-8

amino,hydroxy,nitro,sulphophenyl,phenyl,naphthalene,disulphonic