REACTIVE RED 29

Preparation

4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid and 2,4,6-Trichloro-1,3,5-triazine condensation, 2-Aminobenzenesulfonic acid diazo, coupled with condensation products, and then and 2-Amino-5-sulfobenzoic acid condensation and salting-out.

Properties and Applications

colourful red blue light.

Standard	Light Fastness	Oxygen bleaching		Persperation Fastness		Soaping
		Fading	Stain	Fading	Stain	Fading	Stain
ISO	4-5	4-5	5	4-5(blue)	4	4-5(blue)(5*100℃)	5