室温离子液体具有低蒸汽压、低熔点、宽电化学窗口、良好离子导电性、导热性及高热稳定性等特点，故近年来在各种金属离子液／液萃取领域的应用日益受到关注。本文系统的评述了离子液体萃取金属离子特点，并展望了该分离方法在环境分析化学领域的应用前景。%The room temperature ionic liquids with low vapor pressure, low melting point, wide electrochemical win- dow, good ionic conductivity, thermal conductivity and heat stability characteristics, were widely applied in a variety of metal ions liquid/liquid extraction in recent years, which attracted growing concern. The characteristics of ionic liquids extraction of metal ions were reviewed systematically and the prospect of the separation method in the field of environmen- tal analytical chemistry was proposed.
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