REACTIVE ORANGE 5

2,4,6-Trichloro-1,3,5-triazine and 4-Hydroxy-7-(methylamino)naphthalene-2-sulfonic acid?condensation, its product and the 2-Aminobenzenesulfonic acid coupling, and then between 3-Aminobenzenesulfonic acid?condensation.

bright orange. Orange red powder. Soluble in water, not sensitive to that fights. The strong sulfuric acid for dark red sauce, precipitation, diluted into a golden brown; In nitric acid for golden yellow, yellow for diluted. The dye water solution is golden brown, add 1 Moore sodium hydroxide to deep yellow, continue to join insurance powder and warm, to light yellow, add a boric acid sodium is still light yellow. Can be used for cotton or viscose fiber dyeing and direct, the dye printing.

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