| 英文名称: | | cobalt, 2,4-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-5-methyl-2-phenyl-3h-pyraz | | ol-3-one 3-hydroxy-7-nitro-4-[[2-(phenylamino)-1-naphthalenyl]azo]-1-naphthalen | | esulfonate sodium complexes | | cobalt,2,4-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-5-methyl-2-phenyl-3h-pyrazol-3-one |
|
