Reactive Red 222

Preparation

2,4,6-Trichloro-1,3,5-triazine in turn and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid and ethyl 2-(3-(Ethylamino)phenylsulfonyl)ethyl hydrogen sulfate?condensation, later and diazo 2-Amino-5-methoxybenzenesulfonic acid coupling.

Properties and Applications

yellow light red.

Standard	Light Fastness	Oxygen bleaching		Persperation Fastness		Soaping
		Fading	Stain	Fading	Stain	Fading	Stain
ISO	4	4	4	4-5	4-5	4-5	4