2,7-Naphthalenedisulfonic acid, 4-amino-6-[[4'-[(8-amino-1-hydroxy-5-sulfo-2-naphthalenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-, trisodium salt

2,7-Naphthalenedisulfonic acid, 4-amino-6-[[4'-[(8-amino-1-hydroxy-5-sulfo-2-naphthalenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-, trisodium salt 화학적 특성, 용도, 생산

• 제조 방법

  2-Methyl-5-nitrobenzenamine diazo, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling, 3,3′-Dimethylbenzidine double nitriding, first in alkaline conditions and formation of accidentally coupled nitrogen compounds, again in alkaline conditions and 4-Amino-5-hydroxynaphthalene-1-sulfonic acid coupling.

• Properties and Applications

  dark green light blue. Soluble in water for a blue-black, and adequate soluble in ethanol is light blue. The strong sulfuric acid for blue-black, diluted for dark purple. The dye solution to join hydrochloric acid have navy precipitation; Add thick sodium hydroxide solution for the navy.
  

  Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
  				Fading	Stain	Fading	Stain
  ISO	5	4	2	1		1-2

2,7-Naphthalenedisulfonic acid, 4-amino-6-[[4'-[(8-amino-1-hydroxy-5-sulfo-2-naphthalenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-, trisodium salt 준비 용품 및 원자재