<track id="rhbn9"></track>

        <mark id="rhbn9"><p id="rhbn9"><ruby id="rhbn9"></ruby></p></mark>

        <th id="rhbn9"></th> <font id="rhbn9"></font>

        mobile platform channel platform

        • Process flow description:
        • A. process in the presence of solvent toluene, benzene chloride and magnesium salt to produce magnesium Grignard reagent.
        • B. Grignard reagent magnesium and phosphorus trichloride to lattice, triphenyl phosphine and magnesium chloride mixture formation, with 20% sulfuric acid hydrolysis and oil washing.
        • C. after washing the oil layer is heated and concentrated, and then cooled and crystallized, and the three phenyl phosphate is obtained.
        • D. then re crystallized with methanol to obtain three phenyl phosphate fine.
        • E. will re crystallization of the products into the dryer, vacuum drying.
        • F. dry goods by the analysis of qualified, packaging products.
         
        点击这里给我发消息
        QQ交流
         
         
         
         
        云南时时彩五星走势图百度

        <track id="rhbn9"></track>

              <mark id="rhbn9"><p id="rhbn9"><ruby id="rhbn9"></ruby></p></mark>

              <th id="rhbn9"></th> <font id="rhbn9"></font>

              <track id="rhbn9"></track>

                    <mark id="rhbn9"><p id="rhbn9"><ruby id="rhbn9"></ruby></p></mark>

                    <th id="rhbn9"></th> <font id="rhbn9"></font>