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ACID RED 9

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ACID RED 9 Basic information
ACID RED 9 Chemical Properties
  • Colour Index 15635
ACID RED 9 Usage And Synthesis
  • Preparation6-Aminonaphthalene-1-sulfonic acid and 7-Aminonaphthalene-1-sulfonic acid diazo, and Naphthalen-2-ol coupling.
  • Properties and Applicationsyellow light red. Slightly soluble in cold water, soluble in hot water for yellow red. The strong sulfuric acid for quality in red, dilute appear after brown precipitation. In water solution to join hydrochloric acid with brown precipitation; Add sodium hydroxide red-brown precipitation.
    Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
    Fading Stain Fading Stain Fading Stain
    ISO 2 3 2-3 3 3 2
ACID RED 9(8003-59-6)Related Product Information
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