• Objective to determine 12 organochlorine pesticide residues in the Radix Rehmanniae preparata by the capillary gas chromatography with the electron capture detector (CGC-ECD).

    目的熟地12种有机氯农药毛细管相色谱测定方法的研究。

    youdao

  • The electron capture detector(ECD) and the external standard method were used.

    电子捕获检测器ECD),计算含量。

    youdao

  • The electron capture detector(ECD) and the external standard method were used.

    电子捕获检测器ECD),计算含量。

    youdao

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