WEI XIUFANG;ZHANG QINGXUAN China Institute of Atomic Enery, P. O. Box 275, Beijing. ANALYSIS OF PLUTONIUM VALENCE BY PMBP EXTRACTION IN NITRIC ACID MEDIUM[J]. Atomic Energy Science and Technology, 1991, 25(3): 62-62. DOI: 10.7538/yzk.1991.25.03.0062
Citation: WEI XIUFANG;ZHANG QINGXUAN China Institute of Atomic Enery, P. O. Box 275, Beijing. ANALYSIS OF PLUTONIUM VALENCE BY PMBP EXTRACTION IN NITRIC ACID MEDIUM[J]. Atomic Energy Science and Technology, 1991, 25(3): 62-62. DOI: 10.7538/yzk.1991.25.03.0062

ANALYSIS OF PLUTONIUM VALENCE BY PMBP EXTRACTION IN NITRIC ACID MEDIUM

  • By taking advantage of very high distribution coefficient of Pu(Ⅳ)and lowdistribution coefficient of Pu(Ⅲ)and Pu(Ⅵ),an analytical method of Pu(Ⅲ).Pu(Ⅳ)and Pu(Ⅵ)in nitric acid medium is developed.In which PMBP is usedas extractant,urea as the stabilizer of Pu(Ⅲ)and sodium nitrite as the oxidationagent of Pu(Ⅲ).The experimental results show that analytical procedures fordeterminating plutonium valence are satisfactory.
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