英文同义词: | 7,7'-Iminobis[3-[[4-[(2,4-diaminophenyl)azo]-3-sodiosulfophenyl]azo]-4-hydroxynaphthalene-2-sulfonic acid sodium] salt;C.I.35300;Para Black O Extra;2-Naphthalenesulfonic acid, 7,7′-iminobis[3-[[4-[(2,4-diaminophenyl)azo]-3-sulfophenyl]azo]-4-hydroxy-, tetrasodium salt |