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Solvent Black 34

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Solvent Black 34 Basic information

Product Name:
Solvent Black 34
Synonyms:
  • Black 3804
  • C.I.Acid Blak 123
  • Transparent Black BG
  • Chromate(1-), bis1-2-(hydroxy-.kappa.O)-4-nitrophenylazo-.kappa.N1-2-naphthalenolato(2-)-.kappa.O-, hydrogen, (OC-6-22)-
  • LEATHERSPRAYINGBLACKRL
  • Solvent black 34 (C.I. 12195)
  • Chromate(1-), bis[1-[(2-hydroxy-4-nitrophenyl) azo]-2-naphthalenolato(2-)]-, hydrogen, (OC-6-22')-
  • Hydrogen bis[1-[(2-hydroxy-4-nitrophenyl)azo]-2-naphtholato]chromate
CAS:
32517-36-5
MF:
C32H19CrN6O8
MW:
667.53
EINECS:
251-079-5
Product Categories:
  • Solvent Dyestuff
  • Organometallics
Mol File:
32517-36-5.mol
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Solvent Black 34 Usage And Synthesis

Preparation

2-Amino-5-nitrophenol diazo, and Naphthalen-2-ol coupling, and then into a chrome complex (1 to 2 Moore single atoms chromium azo dyes).

Properties and Applications

blue ash. Deep yellow powder. Slightly soluble in water, soluble in ethylene glycol ether, DMF, ethanol, and other organic solvents. Its solution for brown. Dye bath of copper ions slight changes in color, iron ion in the same light. Used for wool, polyamide fiber dyeing, nylon fabric can be in directly on printing. Mainly used for pigskin, such as cow leather, goat natural leather finishing the spray or curtains, especially suitable for aniline leather spraying shading.

Standard(Perlon) Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 7 5 4-5 5 3-4 5 5

Solvent Black 34 Preparation Products And Raw materials

Raw materials

Solvent Black 34Supplier

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