• Method:Conducted baicalin assaying in this drug by HPLC. Chromatogram condition:Selecting octadecyl Chemically bonded phase silica gel, Methanol:water; glacial acetic acid (40:60:1)as mobile phase.

    方法:采用高效液相色谱法对该药中的黄苓苷含量测定色谱条件选用十八烷基烷键合硅胶,以甲醇冰醋酸(40:60:1)。

    youdao

  • Components of saturated alkanes in different crude oils were analyzed by gas chromatography using SE-54 chemically bonded phase capillary column and two step programmed temperature.

    采用SE - 5 4化学键毛细管程序升温,用气相色谱法分析了不同原油饱和烷烃含量及组成

    youdao

  • Components of saturated alkanes in different crude oils were analyzed by gas chromatography using SE-54 chemically bonded phase capillary column and two step programmed temperature.

    采用SE - 5 4化学键毛细管程序升温,用气相色谱法分析了不同原油饱和烷烃含量及组成

    youdao

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