• A method for determining the content of water, ethanol and propylene glycol in tobacco flavor by gas chromatography with a packed column was established.

    建立了填充相色谱法测定烟用香精中水乙醇丙二含量方法

    youdao

  • A method for determining the content of water, ethanol and propylene glycol in tobacco flavor by gas chromatography with a packed column was established.

    建立了填充相色谱法测定烟用香精中水乙醇丙二含量方法

    youdao

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