将固相微萃取（SPME）技术与冷阱富集系统相结合，对水体中痕量挥发性有机物进行了单体碳同位素分析，方法检测限较常规SPME提高了一个数量级。
A method combining solid phase microextraction (SPME) with cryofocus technique was developed for the compound-specific carbon isotope analysis of volatile organic compounds in aqueous phase.
将固相微萃取（SPME）技术与冷阱富集系统相结合，对水体中痕量挥发性有机物进行了单体碳同位素分析，方法检测限较常规SPME提高了一个数量级。
A method combining solid phase microextraction (SPME) with cryofocus technique was developed for the compound-specific carbon isotope analysis of volatile organic compounds in aqueous phase.
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