trisodium 4-amino-3-[[4-[[4-[(2,4-dihydroxyphenyl)azo]-6(or 7)-sulphonato-1-naphthyl]azo]phenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate

CAS No: 85136-32-9

trisodium,amino,dihydroxyphenyl,sulphonato,naphthyl,phenyl,hydroxy,phenylazo,naphthalene,disulphonate