Direct Yellow 167

Direct Yellow 167 Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  5-Amino-2-methoxybenzenesulfottic acid diazo, and 2-Amino-4-methylanisole coupling, compounds (A); 4-Nitrobenzenamine diazo, coupled with 2-Hydroxybenzoic acid, and then will the nitro reduction for amino, compound (B). Finally the molecular A and B mixture to light gasification.

• Properties and Applications

  yellow.
  

  Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
  				Fading	Stain	Fading	Stain
  ISO	2G	2-3RBr	3-4RD	3-4	1-2	3-4	1-2

Direct Yellow 167 Upstream-Materialien And Downstream Produkte