Basic Info
  • Grade: Pharmaceutical Grade

    Factory Location: ningbo,zhejiang,china

    Main Sales Markets: North America,Western Europe,Eastern Europe,Australasia,Asia,Africa

  • Sample Provided: no

     

    性状
    Description
    白色或类白色结晶粉末
    White or Off-white Crystalline Powder
    符合
    Conform
    含量
    Purity
    99.5%MIN
    99.80%
    砷盐
    As
    2PPM MAX
    符合
    Conform
    熔点
    Melting Point
    198.5-201.5 ℃
    199-201 ℃
    PH值(1%水溶液)
    PH (1%Water Solution)
    5-7
    6.30
    水溶液透明度
    Water Solution
    Transparant, Colorless
    透明,无色
    合格
    Conforms
    比旋度
    Specific Rotation
    [D]20 D =-66+ -2°
    -66.4°
    干燥失重
    Loss on Drying
    ≤0.50%
    合格
    Conforms
    灼烧残渣
    Residue on ignition
    ≤0.50%
    合格
    Conforms
    对苯二醌
    Hydroquinone
    ≤10PPM
    合格
    Conforms
    重金属
    Heavy Metal
    ≤10PPM
    合格
    Conforms
    微生物
    Microorganism
    细菌 (Bacterial) ≤300CFU/G
    霉菌(Mold) ≤100CFU/G
    20
    20

     

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