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Eriochrome Black A

Basic information Safety Related Supplier
Eriochrome Black A Basic information
Eriochrome Black A Chemical Properties
Eriochrome Black A Usage And Synthesis
  • Preparation4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid diazotization, and Naphthalen-2-ol coupling.
  • Properties and Applicationsblue light gray to black. Black powder. Soluble in water for navy blue, in the water solubility 60 g/l (80 ℃), slightly soluble in ethanol and Acetone. In concentrated sulfuric acid for blue, yellow after diluted into light brown; In concentrated nitric acid for red orange. Its aqueous solution for navy blue, join concentrated hydrochloric acid to pale yellow light brown; Join strong caustic into orange brown. Dyeing wool in nitric acid into black light purple, and have a slight white streaks. Mainly used for wool fabric dyeing, also can be used for silk and nylon dyeing, also can be used for wool and a variety of fiber blended fabric dyeing, can be in acetic acid chromium pretreatment of wool fabric direct printing. Also used in the leather dyeing.
    Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
    Alkali Acid
    ISO 4-5 5 4-5 5 5 5
    AATCC 4-5 4-5 5 5 5
Eriochrome Black A Preparation Products And Raw materials
Eriochrome Black A(3618-58-4)Related Product Information
Eriochrome Black ASupplierMore
  • Company Name:J & K SCIENTIFIC LTD.
  • Tel:400-666-7788 010-82848833-
  • Email:jkinfo@jkchemical.com;market6@jkchemical.com
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  • Company Name:3B Pharmachem (Wuhan) International Co.,Ltd.
  • Tel:18930552037 821-50328103-801
  • Email:3bsc@sina.com
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  • Company Name:TCI (Shanghai) Development Co., Ltd.
  • Tel:021-67121386 / 800-988-0390
  • Email:Sales-CN@TCIchemicals.com
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  • Company Name:Energy Chemical
  • Tel:400-005-6266 021-58432009-
  • Email:sales8178@energy-chemical.com
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  • Company Name:Chengdu XiYa Chemical Technology Co., Ltd.
  • Tel:400-990-3999
  • Email:sale@xiyashiji.com;3007716753@qq.com
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