6359-56-4

C.I.19040 Acid Yellow 55 C.I.Acid Yellow 55 Fast Light Yellow X C.I.Acid Yellow 55:C.I.19040 2-[[1-(2-Chloro-6-methyl-4-sulfophenyl)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl]azo]-1-naphthalenesulfonic acid disodium salt