Acid Yellow 23

FD&C Yellow No. 5;Acid yellow 23 (INCI); Acid yellow 23 trisodium salt; 3-Carboxy-5-hydroxy-1-p-sulfophenyl-4-p-sulfophenylazopyrazole trisodium salt; CI 19140; DC Yellow No. 5 4,5-Dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl) azo]-1H-pyrazole-3-carboxylic acid trisodium salt; Food yellow 4; 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl) azo]-, trisodium salt; Tartrazine; Tartrazine yellow Trisodium-3-carboxy-5-hydroxy-1-p-sulfophenyl-4-p-sulfophenylazopyrazole

Acid Yellow 23 uses and applications include: Dye for polyamide fibers; pigment in printing inks; colorant for cosmetics, hair dyes, foods, pharmaceuticals (orals and topicals), eye use; colorant in paperpaperboard in contact with aqueousfatty foods Suggested storage of Acid Yellow 23: Hygroscopic