Effects of derivation time, extraction time and amount of derivation agent on the recovery were discussed.

对样品的衍生化反应时间、萃取时间和衍生化试剂用量对回收率的影响进行了详细的讨论。

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Effects of derivation time, extraction time and amount of derivation agent on the recovery were discussed.

对样品的衍生化反应时间、萃取时间和衍生化试剂用量对回收率的影响进行了详细的讨论。

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