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Acid Red 73

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Acid Red 73 Basic information
Acid Red 73 Chemical Properties
Safety Information
MSDS
Acid Red 73 Usage And Synthesis
  • DefinitionChEBI: An organic sodium salt that is the disodium salt of 7-hydroxy-8-{[4-(phenyldiazenyl)phenyl]diazenyl}naphthalene-1,3-disulfonic acid. Occasionally used for the demonstration of muscle fibres in conjunction with, or as a replacement for, acid fuchsin.
  • Preparation4-(Phenyldiazenyl)benzenamine diazo, and 7-Hydroxynaphthalene-1,3-disulfonic acid coupling.
  • Properties and Applicationsyellow light red. Yellow light red powder. Soluble in water red solution, soluble in ethanol and soluble fiber element, soluble in acetone, insoluble in other organic solvents. Meet strong sulfuric acid is red purple, diluted red brown in precipitation; Nitric acid in a blue, orange and brown to olive. Its water solution and strong hydrochloric acid generation dark red brown precipitation; Add sodium hydroxide solution generation dark brown precipitation. In dyeing copper and iron ions are darker color. Discharge the gender is good. Mainly used for wool, silk, paper and leather dyeing. Can also be used for plastic, wood, spices, electrical-controlled aluminum, medicine color. Can make the ink, the heavy metal salt can be used as pigment.
    Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
    Fading Stain Fading Stain Fading Stain
    ISO 6 3 5 3 1 4 3 2
    AATCC 5 4 4 1 2 2 2-3 2-3
Acid Red 73 Preparation Products And Raw materials
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