Solvent extraction of U(VI) by N,N-dimethyl-NO, NO-dioctylsuccinylamide and N,N-dimethyl-NO, NO-didecylsuccinylamide in cyclohexane

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关键字:N-dimethyl-N0,N0 -dioctylsuccinylamide N,N-dimethyl NO,NO-didecylsuccinylamide Extraction Distributi

摘要:The extraction of uranyl nitrate by novel extractants of N,N-dimethyl-N',N' -dioctylsuccinylamide (DMDOSA) and N,N-dimethyl-N',N' -didecylsuccinylamide (DMDDSA) from aqueous nitric/nitrate solutionswasinvestigated. It was found both the concentration of HNO3 and extractants had an effect on the U(VI) extraction distribution. The extraction mechanism was established, and stoichiometry of the main extracted species was confifirmed to be UO2(NO3)2 2DMDOSA and UO2(NO3)2▪ 2DMDDSA, respectively. Both of the extraction reactions are exothermic……

合写作者:Yu Cui; Xiao-Feng Yang; Cheng Yang; Ye-Xin Li; Guo-Zhu Chen; Guo-Xin Sun

卷号:27

期号:59

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收录刊物:SCI