Microextraction techniques are green sample pretreatment techniques emerging in recent years.
微萃取技术是近年来出现的绿色样品前处理技术。
Several sample preparation and pretreatment techniques in GC-MS analysis were reviewed. The trends in the development of these methods were also discussed.
综述了气相色谱-质谱联用仪分析样品的几种前处理技术，并对今后样品制备与前处理技术进行了展望。
Progress on water analytical techniques since 1992 is reviewed in this paper. The sample pretreatment methods and water analytical methods are included. 97 references are presented.
综述了1992年以来水分析技术的进展，内容包括样品预处理技术和测试方法，引用国内文献97篇。
Progress on water analytical techniques since 1992 is reviewed in this paper. The sample pretreatment methods and water analytical methods are included. 97 references are presented.
综述了1992年以来水分析技术的进展，内容包括样品预处理技术和测试方法，引用国内文献97篇。
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