Reactive Black 8 Usage And Synthesis

Preparation

2-Amino-4-nitrophenol diazo, and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling, chromium complexation, and 2,4,6-Trichloro-1,3,5-triazine condensation, with four ammonia, and salting-out.

Properties and Applications

blue ash. Black powder. The strong sulfuric acid for purple, diluted still for purple; In nitric acid for black purple, diluted into a navy; Water solution is blue black, add 1 Moore sodium hydroxide solution is still black, continue to join insurance powder into light yellow, add a boric acid sodium is still light yellow. Used for cotton, viscose, linen, silk, polyamide fiber and wool dyeing or of the volume of disseminated and direct printing.

Reactive Black 8(12225-26-2)Related Product Information

• DICHLORO(ETHYLENEDIAMINE)PLATINUM(II)
• 1,1,3,3-TETRAMETHYLBUTYL ISOCYANIDE
• 2,4-PENTANEDIONE, SILVER DERIVATIVE
• PHENYLSELENOL
• Ethyl isocyanoacetate
• TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)EUROPIUM(III)
• Tris(2,4-pentanedionato)chroMiuM(III)
• N-BUTYLISOCYANIDE
• METHYL ISOCYANOACETATE
• COBALT(II) ACETYLACETONATE
• TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)DYSPROSIUM(III)
• Tosylmethyl isocyanide
• Aluminum acetylacetonate
• Benzyl isocyanide
• Ferric acetylacetonate
• TERT-BUTYL ISOCYANIDE
• SALCOMINE
• Cupric acetylacetonate