久久成人18免费网站-欧美日韩国产天美-亚洲天堂久久新无码av-国产AV无码国产精品久久-国产欧美日韩综合二区三区

ABOUT US PRODUCTS NEWS CENTER CULTURE CONTACT US 中文版

     P-toluenesulfonic acid 

    P-toluenesulfonic acid

    96-98% Shandong 25kg/bag
    Use:
      Widely used in the synthesis of medicine, pesticide, polymerization stabilizer and organic synthesis (esters and so on) catalyst. Also used as medicine and coating intermediates and resin curing agent.
    CAS No.: 104-15-4
    Sulfate (free acid SO4): ≤ 0.01 0.1 0.1 0.3 1.5
    Density: 1.34   
    Refractive index: 1.563   
    Flash point: 41 οC
    Water solubility: soluble
    Boiling point: 140οC(2.67kPa)
    Melting point: 103οC~105οC   
    NaCl: ≤ 0.01%   
    Residue on ignition: ≤0.1% ≤0.2%   
    Soluble test in water: Qualified Qualified   
    Soluble test in alcohol: Qualified Qualified


    Copyright(C)2019 , Jinan Shijitongda Chemical Co.,Ltd. All Rights Reserved.  Supported by  ChemNet  ChinaChemNet Toocle Copyright Notice