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对比了提铯离子筛对铯离子与部分稀土元素的交换容量和分配系数;研究了钕离子对提铯离子筛铯离子交换性能的影响,以及稀土元素存在对提铯离子筛在高放废液中选择性的影响。稀土元素对提铯离子筛的铯离子交换容量有一定的影响,但对铯离子分配系数影响不大;只要选择合适的液固比V∶m,基本上可以消除稀土元素的存在对提铯离子筛在高放废液中铯离子选择性的影响。

参考文献

[1] SCHULZ W W;BRAY L A .Solvent extraction recovery of byproduct 137Cs and 90Sr from HNO3 solutions-a technology review and assessment[J].Separation Science and Technology,1987,22(2,3):191-214.
[2] 李长和 .从高放废液中除去Cs和Sr[J].核科学与工程,2002,14(01):86-92.
[3] GRUNDER M;DOZOL J F;ASFARI Z et al.Simultaneous removal of technetium and cesium by functionalized calixarenes from acidic liquid waste[J].Journal of Radioanalytical and Nuclear Chemistry,1999,24(01):59-67.
[4] SYLVESTER P;CLEARFIELD A .The removal of strontium and cesium from simulated Hanford groundwater using inorganic ion exchange materials[J].Solvent Extraction and Ion Exchange,1998,16(06):1527-1539.
[5] Mishra S P;TIWARY D .Ion exchangers in radioactive waste management[J].Radiochimica Acta,1995,69:121-126.
[6] Belrens E A;SYLVESTER P;CLEARFIELD A .Assessment of a sodium nonatitanate and pharmacosiderite-type ion exchangers for strontium and cesium removal from DOE waste stimulants[J].Environmental Science and Technology,1998,32:101-107.
[7] BORTUN A I;BORTUM L N;KHAINALOY S A et al.Modified titanium phosphates as cesium selective ion exchangers[J].Solvent Extraction and Ion Exchange,1997,15(05):895-907.
[8] SINHA P K;SATYASAI P M;SHANKAR R et al.Removal of Cs from an intermediate level liquid waste by using various ion-exchange media[J].Journal of Radioanalytical and Nuclear Chemistry,1999,242(02):341-348.
[9] 王榕树 .脱铅离子筛[P].CN1064226A 1993-10-24,2002.
[10] 王榕树;徐应明;孙鹤 等.具有净化和修复功能的一类新型环境材料[J].金属功能材料,2002,6(06):190-202.
[11] 王榕树;成弘;王丽萍 .水体中铅的物化行为及其净化机理研究[J].中国科学B辑,1994,24(01):7-14.
[12] HITOSHI M;NORIHIRO K;KENICHI A et al.Ion-exchange properties of potassium nickel hexacyanoferrate (Ⅱ) compounds[J].Solvent Extraction and Ion Exchange,1998,16(04):1013-1031.
[13] 张惠源;赵淑兰;王榕树.高放废液中提取铯的新型环境材料[J].物理化学学报,2002
[14] Qureshi M;KUMAR R;RATHORE H S;et al. .Studies on chromium (Ш) hydroxide, arsenate, antimonate, molybdate and tungstate[J].Talanta,1972,19:1377-1386.
[15] 何龙海;翁锡楣;杨大助 等.冠醚萃取法从高放废液中去除锶[J].核化学与放射化学,2002,16(01):18-22.
[16] 武汉大学化学系.稀土元素分析化学[M].北京:科学出版社,2002
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