N,N'-[1,1'-Biphenyl-4,4'-diylbis(azo)bis(5-hydroxy-7-sodiosulfonaphthalene-6,2-diyl)]bis(glycine sodium) salt

N,N'-[1,1'-Biphenyl-4,4'-diylbis(azo)bis(5-hydroxy-7-sodiosulfonaphthalene-6,2-diyl)]bis(glycine sodium) salt Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  4-(4-Aminophenyl)benzenamine double nitriding, in alkaline conditions and ?6-Carboxymethylamino-1-naphthol-3-sulfonic acid?(2 Moore) coupled.

• Properties and Applications

  purple. Soluble in water for deep purple, soluble in ethanol. The strong sulfuric acid in blue, diluted red for sauce. The dye solution to join strong hydrochloric acid for red sauce, precipitation; With strong sodium hydroxide solution for purplish red color.
  

  Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
  				Fading	Stain	Fading	Stain
  ISO	3	4-5	3	2		2

N,N'-[1,1'-Biphenyl-4,4'-diylbis(azo)bis(5-hydroxy-7-sodiosulfonaphthalene-6,2-diyl)]bis(glycine sodium) salt Upstream-Materialien And Downstream Produkte