Acid orange 16 (C.I. 16011)

Подготовка

m-Toluidine , p-Methylaniline,O-Methylaniline?mixed diazotization, and 6-Hydroxynaphthalene-2-sulfonic acid coupling.

Свойства и приложения

red light orange. Soluble in water for orange red, soluble in ethanol for orange, insoluble in benzene. The strong sulfuric acid as red, diluted for orange; In nitric acid solution for yellow in red. In water solution to join strong hydrochloric acid for orange red; Add thick sodium hydroxide solution for palm orange. Used for wool, silk fiber dyeing, etc. The dye red light for Barium salt orange, used for paper coating and printing inks.

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