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ACID YELLOW 25 (C.I. 18835)

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ACID YELLOW 25 (C.I. 18835) Basic information
ACID YELLOW 25 (C.I. 18835) Chemical Properties
Safety Information
  • WGK Germany 3
ACID YELLOW 25 (C.I. 18835) Usage And Synthesis
  • Preparation5-Amino-2-methyl-N-phenylbenzenesulfonamide?diazo, and 4-(3-Methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid coupling.
  • Properties and Applicationsyellow. Yellow powder. Soluble in water yellow, encounter cold becomes muddy. Slightly soluble in ethanol and acetone. Meet strong sulfuric acid is yellow, the generation after diluted fluorescent yellow precipitation. Its water solution meet sodium hydroxide solution without change. Mainly used for wool and polyamide fiber of printing and dyeing, also can be used for leather and electrochemical aluminum shading, occasionally used for paper coating.
    Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
    Fading Stain Fading Stain Fading Stain
    ISO 5-6 4 2 3 1 3 3
    AATCC 6-7 4 4 3-4 1 1 4
ACID YELLOW 25 (C.I. 18835) Preparation Products And Raw materials
ACID YELLOW 25 (C.I. 18835)(6359-85-9)Related Product Information
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