Dinatrium-4,4'-bis[(2-hydroxy-1-naphthyl)azo]-5,5'-dimethyl[1,1'-biphenyl]-2,2'-disulfonat

disodium 4,4'-bis[(2-hydroxy-1-naphthyl)azo]-5,5'-dimethyl[1,1'-biphenyl]-2,2'-disulphonate Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  5-Amino-2-(4-amino-5-methyl-2-sulfophenyl)-4-methylbenzenesulfonic double nitriding, and Naphthalen-2-ol (2 Moore) coupled.

• Properties and Applications

  red. Soluble in hot water, slightly soluble in cold water, soluble in ethanol, acetone, soluble fiber element and Pyridine, insoluble in other organic solvents. The strong sulfuric acid to red light purple, blue and red after diluted precipitation; In nitric acid with dark red in, and then into the orange. In water solution to join strong hydrochloric acid have article red precipitate; Add thick sodium hydroxide solution for orange brown.
  

  Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
  		Fading	Stain		Fading	Stain	Fading	Stain
  ISO	4	3	4-5	4	3	4	4	4
  AATCC	3	3	3	4	3	Dinatrium-4,4'-bis[(2-hydroxy-1-naphthyl)azo]-5,5'-dimethyl[1,1'-biphenyl]-2,2'-disulfonat Anbieter Lieferant Produzent Hersteller Vertrieb Händler. Global(4)Suppliers Region China 2 India 1 United States 1 Clear All Done Hefei TNJ Chemical Industry Co.,Ltd. Telefon 0551-65418671 E-Mail sales@tnjchem.com Send Inquriy Website-Startseite| CAS| Die PC-Version Chemical Book