液相微萃取在水样中多环芳烃预处理中的应用  

The Application of Liquid Phase Microextraction for the Pretreatmention of Polycyclic Aromatic Hydrocarbons in Water Samples

作　　者：韩婷婷[1] 李崇瑛[1] 张萍[1] 余朝琦[1] 

机构地区：[1]成都理工大学材料与化学化工学院,四川成都610059

出　　处：《广州化工》2011年第15期18-20,30,共4页GuangZhou Chemical Industry

基　　金：国家自然科学基金项目(编号:41073085)

摘　　要：液相微萃取是集萃取、净化、预分离于一体,具有萃取效率高、消耗有机溶剂少等优点,是一项环境友好的样品前处理新技术。本文综述了液相微萃取方法在环境水样中痕量多环芳烃预处理中的应用,对单液滴微萃取、多孔中空纤维液相微萃取、分散液液微萃取三种方法及其优缺点作了简要介绍,并对其应用前景做了展望。Liquid phase microextraction was a set of extraction,purification,pre-separation in one,with extraction efficiency,low consumption of organic solvents,etc.,which was an environmental friendly pretreatment technology.The application of liquid phase microextraction in pretreatmention for analysis of trace polycyclic aromatic hydrocarbons in environmental water samples was reviewed.Its advantages and disadvantages were briefly introduced.Some comments on the future developments of sample pretreatment techniques were also presented.

关 键 词：液相微萃取 多环芳烃 水样 

分 类 号：TQ342.8[化学工程—化纤工业]