英文名称:Pigment Brown 23; 20060; C.I.Pigment Brown 23; P.Br.23; Disazo Brown; Cromophtal Brown 5R; 2-Naphthalenecarboxamide,N,N'-(2-chloro-1,4-phenylene)bis[4-[(4-chloro-2-nitrophenyl)azo]-3-hydroxy-; N-[2-chloro-4-[[4-(4-chloro-2-nitro-phenyl)azo-3-hydroxy-naphthalene-2-carbonyl