4-Hydroxy-3-[[4'-[(1-hydroxy-4-sulfo-2-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt

4-Hydroxy-3-[[4'-[(1-hydroxy-4-sulfo-2-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt 화학적 특성, 용도, 생산

• 제조 방법

  4-(4-Aminophenyl)benzenamine double nitriding, respectively with the 4-Hydroxynaphthalene-1-sulfonic acid and 4-Hydroxynaphthalene-2,7-disulfonic acid coupling.

• Properties and Applications

  purple. Soluble in water for deep purple, slightly soluble in alcohol for red light purple, insoluble in acetone. The strong sulfuric acid for blue, purple for red after diluted. The dye solution to join strong hydrochloric acid for purplish red color; Add thick sodium hydroxide solution in red.
  

  Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
  				Fading	Stain	Fading	Stain
  ISO	4	3-4	1	2		2

4-Hydroxy-3-[[4'-[(1-hydroxy-4-sulfo-2-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt 준비 용품 및 원자재