5409-37-0

Formaldehyde? and 2, 4-Methylbenzene-1,3-diamine?and N1,N1-dimethylbenzene-1,3-diamine? the reaction mixture, the products and 20% of total heat sulfuric acid to remove ammonia, then use chlorinated

dark red light yellow. Soluble in water and ethanol for orange yellow, with yellow green fluorescent. The strong sulfuric acid for colourful yellow brown, after dilute for orange red, and then into orange. Dyes to join with the yellow sodium hydroxide solution of precipitation, and then to colorless solution.

Standard( Cotton )	Light Fastness	Persperation Fastness		Ironing Fastness		Soaping
		Fading	Stain	Fading	Stain	Fading	Stain
C	2	2		3-4		2