6408-35-1

3-Aminobenzenesulfonic acid diazotization, and 2-Hydroxybenzoic acid?coupling.

dark yellow. Soluble in water for green light yellow, slightly soluble in Etanol. In concentrated sulfuric acid to green light yellow, dilution after light green light yellow. Dye aqueous solution to join concentrated hydrochloric acid for green yellow; Join concentrated Sodium hydroxide solution for gold.

Standard	Ironing Fastness	Light Fastness	Fulling		Persperation Fastness	Soaping	Water
			Alkali	Acid
ISO	4	3			4	4-5	4