16894-31-8

C.I.29295 Direct Yellow 70 C.I.Direct Yellow 70 C.I.Direct Yellow 70:C.I.29295 2,2'-[Carbonylbis[imino-1,1'-biphenyl-4,4'-diyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-1,4-diyl)azo]]bis[5-sulfobenzoic acid]tetrasodium salt Benzoic acid, 2,2'-[carbonylbis[imino[1,1'-biphenyl]-4',4-diyl(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-1,4-diyl)-2,1-diazenediyl]]bis[5-sulfo-