样品用固相萃取小柱提取处理。
The plasma samples were extracted with solid phase extraction.
方法：以C18固相萃取小柱预处理样品。
Method: Sotalol in plasma sample was enriched with C18 solid phase extraction column .
蜂蜜样品用水溶解后，经正己烷-二氯甲烷提取，提取液经c18固相萃取小柱净化，采用气相色谱仪电子捕获检测器定量测定。
The honey samples were dissolved in water and acetone and then extracted with hexane - chloromethane, cleaned by C18 SPE cartridge, determined by gas chromatographic electronic capture detector.
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