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Determining semi-volatility organic compounds in water by SPE/GC-MS
Author(s): 
Pages: 102-106
Year: Issue:  12
Journal: Ship Science and Technology

Abstract: 使用聚苯乙烯二乙烯基苯固相萃取小柱提取水中半挥发性有机物,包括硝基苯类、苯酚类、有机氯农药、氯苯类、酞酸酯类、苯胺类和多环芳烃等,用 GC/MS进行定性定量分析.研究了有机改性剂、pH值和上样流速对回收率的影响,优化了固相萃取条件.实验结果表明,1 L水样中90多种半挥发性有机物的方法检出限为0.001~0.5 μ g/L;回收率为60%~125%.该方法适合监测水中痕量半挥发性有机物.
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