1,2,5-TRIHYDROXYANTHRAQUINONE

1,2,5-TRIHYDROXYANTHRAQUINONE Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  (a) in the presence of ?Boric acid, with fuming sulfuric acid oxidation 1,2-Dihydroxyanthracene-9,10-dione , and hydrolysis; (b) 5,6-Dihydroxy-9,10-dioxo-9,10-dihydroanthracene-1-sulfonic acid?and sodium hydroxide reaction; (c) 1,5-Dihydroxyanthracene-9,10-dione with Sodium nitrate and Sodium hydroxide or had better use Sodium hydroxide and Potassium hydroxide mixture for oxidation.

• Properties and Applications

  bordeaux (aluminum), dark purplish red (chromium). Soluble in ethanol and Acetic acid glacial. In concentrated sulfuric acid to dark purple, dilution after yellow orange precipitation; In concentrated sulfuric acid Boric acid added to blue.
  

  Standard(cotton)	Ironing Fastness	Light Fastness	Fulling		Persperation Fastness	Soaping	Water
  			Alkali	Acid
  ISO		6				5

1,2,5-TRIHYDROXYANTHRAQUINONE Upstream-Materialien And Downstream Produkte

1,2,5-TRIHYDROXYANTHRAQUINONE Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

Global(4)Suppliers

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