Hangzhou Guocai Chemicals Co., Ltd.

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  • Company Name: Hangzhou Guocai Chemicals Co., Ltd.
  • Street: RM 1106 1 Zhuang, Ning'an Mansion, 156 Shixin Rd. North, Xiaoshan Dist., Hangzhou, Zhejiang, China.
  • Country/region: China
  • Fax: 86-571-82989878 82607038
  • Email:

H-ACID

  • CAS No:90-20-0 4-amino-5-hydroxynaphthalene-2,7-disulfonic acid
    Molecular Structure

    Other Information

  • CAS Registry Number: 90-20-0
  • Transport: 25kgs
  • Melting Point: >300 °C(lit.)
  • Boiling Point:
  • Density: 1.88 g/cm3
  • Safety Statements: An eye irritant. See also SULFONATES. When heated to decomposition it emits very toxic fumes of NOx and SOx.
  • Hazard Symbols: TSCA listed UN NO.
  • EINECS: 201-975-7
  • Molecular Weight: 319.31096
  • InchiKey: APRRQJCCBSJQOQ-UHFFFAOYSA-N
  • InChI: InChI=1S/C10H9NO7S2/c11-8-3-6(19(13,14)15)1-5-2-7(20(16,
    17)18)4-9(12)10(5)8/h1-4,12H,11H2,(H,13,14,15)(H,16,17,18)
  • Risk Statements: 36/37/38
  • Molecular Formula: C10H9NO7S2