4-Amino-3-[(4-amino-2-nitrophenyl)azo]-5-hydroxy-2,7-naphthalenedisulfonic acid disodium salt

4-Amino-3-[(4-amino-2-nitrophenyl)azo]-5-hydroxy-2,7-naphthalenedisulfonic acid disodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  N-(4-amino-3-nitrophenyl)acetamide?diazo, and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?in acid conditions coupled, then acetaminophen hydrolysis.

• Properties and Applications

  navy blue. Soluble in water for dark purple, slightly soluble in alcohol in deep navy blue. In the dark for the strong sulfuric acid, diluted in red. In water solution to join strong hydrochloric acid into red; With strong sodium hydroxide solution into a navy blue.
  

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

4-Amino-3-[(4-amino-2-nitrophenyl)azo]-5-hydroxy-2,7-naphthalenedisulfonic acid disodium salt Upstream-Materialien And Downstream Produkte

6222-42-0, 4-Amino-3-[(4-amino-2-nitrophenyl)azo]-5-hydroxy-2,7-naphthalenedisulfonic acid disodium salt Verwandte Suche: