2-Naphthalenesulfonic acid, 8,8'-[carbonylbis[imino(2-sulfo-4,1-phenylene)azo]]bis[7-(methylamino)-, tetrasodium salt

2-Naphthalenesulfonic acid, 8,8'-[carbonylbis[imino(2-sulfo-4,1-phenylene)azo]]bis[7-(methylamino)-, tetrasodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  1,3-Bis(4-amino-3-sulfophenyl)urea double nitriding, and 7-Aminonaphthalene-2-sulfonic acid?(2 Moore) coupled.

• Properties and Applications

  blue light pink. Soluble in water for red, slightly soluble in ethanol is palm red light product. The strong sulfuric acid for orange red brown, diluted purple for grey brown. The dye solution to join strong hydrochloric acid for brown, have precipitation; Add thick sodium hydroxide solution for product red
  

  Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
  				Fading	Stain	Fading	Stain
  ISO	3	5	3	1		1

2-Naphthalenesulfonic acid, 8,8'-[carbonylbis[imino(2-sulfo-4,1-phenylene)azo]]bis[7-(methylamino)-, tetrasodium salt Upstream-Materialien And Downstream Produkte

6772-28-7, 2-Naphthalenesulfonic acid, 8,8'-[carbonylbis[imino(2-sulfo-4,1-phenylene)azo]]bis[7-(methylamino)-, tetrasodium salt Verwandte Suche: