英文别名:
trisodium 2-[[2-amino-6-[[4'-[(3-carboxylato-4-hydroxyphenyl)azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-5-hydroxy-7-sulphonato-1-naphthyl]azo]-5-nitrobenzoate;C.I. Direct Black 91;1'-biphenyl]-4-yl]azo]-5-hydroxy-7-sulfo-1-naphthalenyl]azo]-5-nitro-y[ tris;Direct black 91 (C.I. 30400);benzoic acid, 2-[[2-amino-6-[[4'-[(3-carboxy-4-hydroxyphenyl)azo]-3,3'-dimethox;Benzoic acid, 2-[[2-amino-6-[[4'-[(3-carboxy-4-hydroxyphenyl)azo]-3,3'-dimethoxy(1,1'-biphenyl)-4-yl]azo]-5-hydroxy-7-sulfo-1-naphthalenyl]azo]-5-nitro-, trisodium salt;5-[[4'-[[6-Amino-5-[(2-carboxy-4-nitrophenyl)azo]-1-hydroxy-3-sulfo-2-naphtyl]azo]-3,3'-dimethoxy-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt;C.I.30400