| 英文名称: | | chromium, 1-[(5-chloro-2-hydroxy-4-nitrophenyl)azo]-2-naphthalenol 1-[(2-hydrox | | y-5-nitrophenyl)azo]-2-naphthalenol complexes | | chromium,1-[(5-chloro-2-hydroxy-4-nitrophenyl)azo]-2-naphthalenol1-[(2-hydroxy-5-nitrophenyl)azo]-2-naphthalenol complexes |
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