12270-76-7

2-Aminobenzene-1,4-disulfonic acid?diazo, and?2,5-Dimethylbenzenamine?coupling, product diazo, and 8-Aminonaphthalene-1-sulfonic acid?coupling, again with 2,4,6-Trichloro-1,3,5-triazine condensation, then ammoniated.

red light orange.

Standard(cellulose)	Light Fastness	Oxygen bleaching		Persperation Fastness		Soaping
		Fading	Stain	Fading	Stain	Fading	Stain
ISO	6	5	5	5	5	4-5	5