SEPARATION OF Ce(Ⅳ) AND Th(Ⅳ) FROM RE(Ⅲ) IN HNO_3 SOLUTION BY CYANEX 923 EXTRACTANT
J. Lu and D.Q. Li(Laboratory of Rare Earth Chemistry and Physics, Changchun Institute of Applied Chemistry, The Chinese Academy of Sciences, Changchun 130022, China)Z.G. Wei and Z.C. Jiang(Department of Chemistryt Wuhan University, Wuhan 430072, China)Manuscript received in revised form 12 October 1998
Acta Metallurgica Sinica (English Letters)
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1999, (2): 191
-197
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