Mordant Red 28

Mordant Red 28 화학적 특성, 용도, 생산

• 제조 방법

  2-Amino-4,6-dinitrophenol diazotization, and 3′-Amino-4,4′-dimethylbenzenesulfonanilide?coupling.

• Properties and Applications

  bordeaux. Moderate soluble in water (for dark yellow red) and ethanol (for red brown). In concentrated sulfuric acid to red light purple, dilution after brown precipitation; In concentrated nitric acid for yellow brown solution; In a dilute hot sodium hydroxide solution for red brown solution. Dye aqueous solution to join concentrated hydrochloric acid have orange precipitation; Add sodium hydroxide as purple solution, and accompanied by precipitation.
  

  Standard	Ironing Fastness	Light Fastness	Fulling		Persperation Fastness	Soaping	Water
  			Alkali	Acid
  ISO	3-4	3-4			4-5	5	4-5

Mordant Red 28 준비 용품 및 원자재