6370-36-1

2-Amino-4-nitrophenol diazotization, and Resorcinol coupling.

red. Soluble in water for brick red, soluble in ethanol for orange brown. In concentrated sulfuric acid for orange brown, dilution have orange brown precipitation; Slightly soluble in concentrated hydrochloric acid for brilliant orange; In concentrated sodium hydroxide solution for brick red

Standard	Ironing Fastness	Light Fastness	Fulling		Persperation Fastness	Soaping	Water
			Alkali	Acid
ISO	4	4	5		5	5	5