2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt

2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  4-Aminobenzenesulfonic acid diazo, and Naphthalen-1-amine coupling, its product to diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling.

• Properties and Applications

  blue and black. Soluble in water for a blue-black, easily soluble in soluble fiber element, insoluble in other organic solvents. In the dark for the strong sulfuric acid, after diluted blue-black precipitation; In the dark for strong nitric acid solution, and then into a chestnut; In 10% of sodium hydroxide solution for black solution in red.
  

  Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
  		Fading	Stain		Fading	Stain	Fading	Stain
  ISO	6-7	4	3-4	3	4	4	4	3-4
  AATCC	7-8	4	4	1	2	2	2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt Upstream-Materialien And Downstream Produkte Upstream-Materialien Sulfanilsure Natriumhydrogen-4-amino-5-hydroxynaphthalin-2,7-disulfonat 1-Naphthylamin 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt Anbieter Lieferant Produzent Hersteller Vertrieb Händler. Global(1)Suppliers Region China 1 Clear All Done Beijing Fuchen Technology Co., Ltd Telefon 15652759959 E-Mail 623245911@qq.com 6227-09-4, 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt Verwandte Suche: Trinatriumbis[3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]-7-nitronaphthalin-1-sulfonato(3-)]chromat(3-) Natrium-4-amino-5-hydroxy-3-(4-nitrophenylazo)-6-(phenylazo)naphthalin-2,7-disulfonat Send Inquriy Website-Startseite| CAS| Die PC-Version Chemical Book