Acid Blue 127:1

Preparation

1-Amino-4-bromo-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid (2 Moore) and 4-(4-Aminobenzyl)benzenamine?condensation.

Properties and Applications

blue. Dark blue powder. The strong sulfuric acid for yellow green, diluted into a red light blue. Mainly used for silk, polyamide fiber and wool fabric dyeing, 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	5-6	4	4-5	5	4-5	4	5	4-5