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- W845416516 abstract "研究了N;N;N＇;N＇－四丁基己二酰胺（TBAA）从硝酸介质中萃取铀、钍及硝酸的机理;考察了HNO3浓度、TBAA浓度、温度及盐析剂（LiNO3）对铀和钍分配系数的影响;还对铀、钍的反萃进行了研究;得出了萃合物的组成为UO2（NO3）2·TBAA和Th（NO3）4·TBAA。在低酸度下;TBAA与硝酸主要以TBAA·HNO3的形式存在;在高酸度下;TBAA与硝酸的加合物不但有（TBAA）2·HNO3;而且还有TBAA·HNO3、TBAA·（HNO3）2的存在。对萃取反应的表现平衡常数及热力学函数也进行了计算。" @default.
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- W845416516 date "1998-12-10" @default.
- W845416516 modified "2023-09-24" @default.
- W845416516 title "N，N，N'，N'-四丁基己二酰胺在硝酸介质中萃取铀、钍及硝酸的研究" @default.
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