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HomeProduct name listCrasytel ogranic cromo  0

Crasytel ogranic cromo  0

  • CAS NO.:5850-21-5
  • Empirical Formula: C23H17N6NaO9S
  • Molecular Weight: 576.47
Crasytel ogranic cromo  0 Structural

What is Crasytel ogranic cromo  0?

Preparation

2-Aminobenzoic acid and 2-Amino-4-nitrophenol diazotization, respectively under acid condition and basic conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

black. Soluble in water for magenta, right amount soluble in ethanol to red. In concentrated sulfuric acid for the blue black, dilution for red wine. Dye aqueous solution to join concentrated hydrochloric acid for red orange brown, precipitation, Join concentrated sodium hydroxide solution for red wine.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 4 7 4-5 4-5

Safety information for Crasytel ogranic cromo  0

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