12225-67-1

2-Aminobenzoic acid?diazo, in alkaline medium and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, and then and 2,4,6-Trichloro-1,3,5-triazine condensation, and translated into chromium complex.

CRIMSON

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