trisodium 6-[(4-amino-2-hydroxyphenyl)azo]-3-[[4-[[4-[[7-[(4-amino-2-hydroxyphenyl)azo]-1-hydroxy-3-sulphonato-2-naphthyl]azo]phenyl]amino]-3-sulphonatophenyl]azo]-4-hydroxynaphthalene-2-sulphonate
C.I.直接黑173
CAS No: 79057-88-8
trisodium,amino,hydroxyphenyl,hydroxy,sulphonato,naphthyl,phenyl,sulphonatophenyl,hydroxynaphthalene,sulphonate