Acid Blue BGL

Preparation

1-Amino-4-bromo-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid and N-(3-aminophenyl)acetamide in between copper salt and tied the presence of acid agents condensation, and then translate into sodium salt.

Properties and Applications

blue. Mainly used for wool, polyamide, silk dyeing and printing, but with Polyamide used more often.

Standard(Polyamide)	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
		Fading	Stain		Fading	Stain	Fading	Stain
ISO	6-7	4-5	3-4	4-5