산성바이올렛7

산성바이올렛7 화학적 특성, 용도, 생산

• 제조 방법

  N-(4-aminophenyl)acetamide diazo, and 4,5-Dihydroxynaphthalene-2,7-disulfonic acid?coupling.

• Properties and Applications

  red light purple. Soluble in water chestnut, soluble in soluble fiber element, slightly soluble in alcohol, insoluble in other organic solvents. The strong sulfuric acid are chestnut, diluted into a deep red, with brown precipitation; In nitric acid solution for pink, then turned into yellow. In 10% of sodium hydroxide solution for wine red solution.
  

  Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
  		Fading	Stain		Fading	Stain	Fading	Stain
  ISO	4	3	5	3	4-5
  AATCC	4-5	1-2	1-2	1	1		3-4

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