4-[[4-[(4-Amino-1-naphtyl)azo]-6-sulfo-1-naphtyl]azo]-1-naphthalenesulfonic acid disodium salt

4-[[4-[(4-Amino-1-naphtyl)azo]-6-sulfo-1-naphtyl]azo]-1-naphthalenesulfonic acid disodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  4-Aminonaphthalene-1-sulfonic acid diazo, and 8-Aminonaphthalene-2-sulfonic acid coupling, its product to diazo, and Naphthalen-1-amine coupling.

• Properties and Applications

  brown light black. Soluble in water for deep red, slightly soluble in alcohol. The strong sulfuric acid for blue-black, diluted into a deep red. In water solution to join strong hydrochloric acid is a deep red; Add thick sodium hydroxide solution for deep red.
  

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

4-[[4-[(4-Amino-1-naphtyl)azo]-6-sulfo-1-naphtyl]azo]-1-naphthalenesulfonic acid disodium salt Upstream-Materialien And Downstream Produkte

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