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    Company Info

    Chengdu Wonho Biology Engineering Co.,Ltd
    [China (Mainland)]

    Online Postings:. Products [3] Trade Leads [5]
    Business Type:
    City: Chengdu
    Province/State: Sichuan
    Country/Region : China (Mainland)


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    You are here:home  > products  > zymolysis products  > kojic acid
    Chengdu Wonho Biology Engineering Co.,Ltd

    kojic acid

    View more specifications kojic acid for you
    Model No.: WH-KA 
    Place of Origin: Sichuan 

           or 
     Description
    Cas No.: 501-30-4;
    Chemical name: Kojic Acid;
    Formal name: 5-hydroxy-2-hydroxymethyl-1,4-pyrone;
    Molecular formula: C6H6O4;
    Molecular weight: 142.1;
    Toxicity: ld50 = 2500-3500mg/kg.
    Dissolving water, alcohol, acetone, slightly dissolving ether second ester of second acid, chloroform and pyridine, non-dissolving benzene;

    Appearance Property Almost White Crystal or Crystalline Powder
    Purity(%) 99.0 min
    Melting Point(Deg C) 152-155
    Loss on Drying(%) 0.5 max
    Ignition Residue(%) 0.1 max
    Chloride(%) 0.005 max
    Heavy Metals(%) 0.001 max
    Arsenic(%) 0.0001 max
    Iron(%) 0.001 max

    Packing: in tinfoil bag: 1.0kg/bag,5.0kg/bag, 25.0kg/drum, etc.

    ISO9001:2000 ANAB Certificate EWC11106Q
    Mr.Yi Zhihu
    CEO
     
    Tel: 86-28-82763983
    Fax: 86-28-82764378

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