5-[[4'-[[8-Amino-1-hydroxy-7-[(2-nitrophenyl)azo]-3,6-disulfo-2-naphtyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt

5-[[4'-[[8-Amino-1-hydroxy-7-[(2-nitrophenyl)azo]-3,6-disulfo-2-naphtyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt 화학적 특성, 용도, 생산

• 제조 방법

  4-(4-Aminophenyl)benzenamine double nitriding, first in alkaline conditions and 2-Nitrobenzenamine?diazo, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidand coupled the product of three, and then and 2-Hydroxybenzoic acid?coupling.

• Properties and Applications

  dark green. Soluble in water for the green, slightly soluble in ethanol for blue light green. The strong sulfuric acid for violet black, Gray light green for diluted. The dye solution to join strong hydrochloric acid have blue light green precipitation; Add thick sodium hydroxide solution have green olive precipitation.
  

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

5-[[4'-[[8-Amino-1-hydroxy-7-[(2-nitrophenyl)azo]-3,6-disulfo-2-naphtyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt 준비 용품 및 원자재