ACID YELLOW 76 (C.I. 18850)

4-Aminophenol diazo, and 4-(3-Methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid coupling, and then use 4-Methylbenzene-1-sulfonyl chloride make phenol hydroxyl esterification.

yellow. Yellow powder, soluble in water. Mainly used for wool, silk, polyamide fiber and its blended fabric dyeing and printing, also can be used for leather color.

Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
		Fading	Stain		Fading	Stain	Fading	Stain
ISO	5	3-4		4-5	2-3		4-5