4-아미노-3-[(4-아미노-2-니트로페닐)아조]-5-히드록시-2,7-나프탈렌디술폰산이나트륨염

4-아미노-3-[(4-아미노-2-니트로페닐)아조]-5-히드록시-2,7-나프탈렌디술폰산이나트륨염 화학적 특성, 용도, 생산

• 제조 방법

  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-아미노-3-[(4-아미노-2-니트로페닐)아조]-5-히드록시-2,7-나프탈렌디술폰산이나트륨염 준비 용품 및 원자재