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HomeProduct name listOXAMINE BLUE B

OXAMINE BLUE B

  • CAS NO.:6428-97-3
  • Empirical Formula: C34H25N5Na2O10S2
  • Molecular Weight: 773.69934
  • MDL number: MFCD03457851
OXAMINE BLUE B Structural

What is OXAMINE BLUE B?

Preparation

3,3′-Dimethoxylbenzidine double nitriding, first in alkaline conditions and 8-Amino-4-hydroxynaphthalene-2-sulfonic acid, and then matches with 4-Hydroxynaphthalene-1-sulfonic acid coupling.

Properties and Applications

blue. Soluble in water for purple to red light blue. The strong sulfuric acid for green light blue, diluted into a red light purple; In nitric acid to yellow. The dye solution to join strong hydrochloric acid for blue purple; Add thick sodium hydroxide solution for purplish red color to red light purple.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 5 2 1-2 2

Safety information for OXAMINE BLUE B

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