[1,1’-biphenyl]-3-sulfonicacid,4’-[[4,5-dihydro-3-methyl-5-oxo-1-(4-sulfophen;CI 22870;ACID ORANGE 63;acid orange 63 (C.I. 22870);Acid Orange 63 (C.I.);C.I. Acid Orange 63;disodium 4-(4-((4-methylphenyl)sulphonyloxy)phenylazo)-4-(5-hydroxy-3-methyl-1-(4-sulphonatophenyl)-1H-pyrazol-4-ylazo)-1,1-biphenyl-3-sulphonate;[1, 1'-Biphenyl]-3-sulfonic acid, 4'-[[4, 5-dihydro-3-methyl-5-oxo-1-(4-sulfophenyl)-1H-pyrazol-4-yl]azo]-4-[[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]azo]-, disodium salt
