12226-22-1

2-Amino-5-methylbenzenesulfonic acid diazo, and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling, and then and 2,4,6-Trichloro-1,3,5-triazine condensation, again with N-methylbenzenamine condensation.

colourful red blue light.

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