7-Acetylamino-4-hydroxy-3-(2-sulfophenylazo)naphthalene-2-sulfonic acid disodium salt

7-Acetylamino-4-hydroxy-3-(2-sulfophenylazo)naphthalene-2-sulfonic acid disodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  2-Aminobenzenesulfonic acid diazo, and ?7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.

• Properties and Applications

  bright orange. Soluble in water and ethanol for gold orange. The strong sulfuric acid for gold in orange, with golden yellow diluted. In water solution to join strong hydrochloric acid for gold orange; Add thick sodium hydroxide solution for red light orange brown. Used for wool, silk fiber dyeing, etc.
  

  Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
  		Fading	Stain		Fading	Stain	Fading	Stain
  ISO	5-6	1-2	3	2-3	1-2	3	3	3

7-Acetylamino-4-hydroxy-3-(2-sulfophenylazo)naphthalene-2-sulfonic acid disodium salt Upstream-Materialien And Downstream Produkte

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