A description and review on the techniques of avoiding second organic phase in the treatment of high level liquid waste (HLLW) by solvent extraction is presented.

• 概要介绍和评述了用溶剂萃取法处理高放废液时避免产生第二有机相的若干技术:复合萃取体系、芳香烃作为稀释剂、稀释法、还原法、络合法以及非平衡萃取法。