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在盐酸体系中Ru(Ⅳ)的状态和萃取研究

STUDIES ON THE STATE AND THE SOLVENT EXTRACTION PROPERTY OF Ru(Ⅳ) IN HYDROCHLORIC ACID SOLUTION

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【作者】 江林根刘士岩彭刚

【Author】 JIANG LINGEN LIU SHIYAN PENG GANG(Department of Technical Physics,Beijing University)epartment of Technical Physics, Beijing Vnivertity)

【机构】 北京大学技术物理系北京大学技术物理系

【摘要】 本文研究了在[HCl]>3M介质条件下RuCl62-的稳定性,它能被>5%TNA-煤油液溶定量萃取。用斜率法求得萃合物组成为[(R3NH)2RuCl6]。同时研究了[TNA+N1923]、(TNA+DNA)、(TNA+ALQ)或(TNA+MIBK)对RuCl62-的协萃效应并着重研究了(TNA+DNA)的协萃机理。在[HCl]>3M条件下,用等摩尔系列法求可能的萃合物为[(R3NH)(R2NH23Ru2Cl12]。协萃系数S=1.4。

【Abstract】 In this paper both the stability of RuCl6 2- ion in HC1 media and the solvent extraction mechanism of RuCl6 2- extracted with >5% trinonylamine ( TNA ) -kerosine from an aqueous phase of [HC1] > 3M are studied.It is found that the composition of the extracted adduct is [(R3NH)2RuCl8] by the usual slope method.The synergistic extraction effects of RuCl82-are observed in thse systems: with(TNA + N1923) , CTNA+DNA), CTNA+ALQ)and (TNA + MIBK) . The compositionof the adduct from synergistic extraction of (TNA+DNA) in 3M HC1 is postulated as [(R3N H)(R2NH2)3 Ru2Cl12] by the method of isomolar series. The synergistic extraction coefficient of the synergistic reaction is found to be S=1.4.

  • 【文献出处】 核化学与放射化学 ,Journal of Nuclear and Radiochemistry , 编辑部邮箱 ,1985年04期
  • 【被引频次】3
  • 【下载频次】17
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