Acid yellow 17
Product Description:It is light yellow powder. Soluble in water, water solution is green yellow, join hydrochloric acid or sodium hydroxide solution color constant, join rongalite can make its decoloring, but in the air and oxidation, the red light purple. Slightly soluble in ethanol, acetone, insoluble in other organic solvent. In concentrated sulfuric acid is green yellow, no change after diluted. In concentrated nitric acid is red light yellow. When dyeing in copper, iron ion, color slightly red and dark.It can be used as edible yellow pigment. Suitable for dyeing silk, wool, nylon, wool, silk fabric printing, good levelness, bright color
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