Using different hollow fiber membrane modules, the entrainment of extractant in membrane extraction process was invesigated. 30%TBP(in kerosene)-phenol-water was used as experimental system.

• 本文以30%25TBP（煤油）／苯酚／水为实验体系在不同的膜器中对膜萃取过程中料液对萃取剂的夹带，即溶剂的二次污染进行了研究。