ACID BLUE 120

Химические свойства

dark-brown to very dark blue or black powder

Подготовка

3-Aminobenzenesulfonic acid diazo, and Naphthalen-1-amine coupling, its product to diazo, and 8-(P-toluidino)naphthalene-1-sulfonic acid coupling.

Свойства и приложения

red light navy blue. Deep purple uniform powder, soluble in water is purple, soluble in ethanol is deep blue. In a dark of sulfuric acid, a green light blue after diluted. The aqueous solution of this product with strong hydrochloric acid formation of dark precipitation; Add thick sodium hydroxide solution is Red sauce. In dyeing copper and iron son, colour and lustre is a little dark, encounter chromium ion have little influence. Discharge sex differences. Mainly used for wool, polyamide fiber and fabric dyeing of silk. But with the direct dyes dyed wool/stick with blended fabric. Can also be used for leather, paper and biological shading.

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