英文名称: | N,N'-1,4-phenylenebis[4-(2,5-dichlorophenyl)azo]-3-hydroxy-2-Naphthalenecarboxamide | N,N'-p-Phenylenebis[4-(2,5-dichlorophenyl)azo]-3-hydroxy-2-naphthalenecarboxamide | 2-naphthalenecarboxamide, n,n'-1,4-phenylenebis[4-[(2,5-dichlorophenyl)azo]-3-h | ydroxy- | pigment red 166 | 2-Naphthalenecarboxamide,N,N'-1,4-phenylenebis[4-(2,5-dichlorophenyl)azo]-3-hydroxy- |
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