4-hydroxy-7-[[[[5-hydroxy-6-[(2-methoxy-4-sulphophenyl)azo]-7-sulpho-2-naphthyl]amino]carbonyl]amino]-3-[(6-sulpho-2-naphthyl)azo]naphthalene-2-sulphonic acid

CAS No: 94022-36-3

hydroxy,methoxy,sulphophenyl,sulpho,naphthyl,amino,carbonyl,naphthalene,sulphonic