5-amino-4-hydroxy-3-[[2-methoxy-5-methyl-4-[[8-[(phenylsulphonyl)oxy]-3,6-disulpho-1-naphthyl]azo]phenyl]azo]naphthalene-2,7-disulphonic acid

CAS No: 117-45-3

amino,hydroxy,methoxy,methyl,phenylsulphonyl,disulpho,naphthyl,phenyl,naphthalene,disulphonic