电感耦合等离子体质谱法测定有机相中镎
TL274%O657.6; 建立了电感耦合等离子体质谱法(ICP-MS)测定30％(体积分数,下同)磷酸三丁酯(TBP)/煤油和0.5 mol/L 2-噻吩甲酰三氟丙酮(TTA)/二甲苯中镎的分析方法.样品经异丙醇适当稀释或直接进入ICP-MS分析,在有机进样条件下对仪器和操作参数进行优化和选择,研究了有机相和大量238 U在有机基体中引起的基体和质谱干扰,以钍为内标消除基体干扰.研究结果表明:方法的检出限为1×10-8 g/L(3s,n=10);相对标准偏差(s r)为0.8％(n=10)(镎质量浓度为2.02μg/L);加标回收率为95.5％～115％.该法适用于动力堆乏燃料后处理流程以及...
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| Published in | 核化学与放射化学 Vol. 42; no. 5; pp. 378 - 382 |
|---|---|
| Main Authors | , , , , |
| Format | Journal Article |
| Language | Chinese |
| Published |
中国原子能科学研究院 放射化学研究所,北京 102413
20.10.2020
|
| Subjects | |
| Online Access | Get full text |
| ISSN | 0253-9950 |
| DOI | 10.7538/hhx.2020.YX.2020029 |
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| Abstract | TL274%O657.6; 建立了电感耦合等离子体质谱法(ICP-MS)测定30％(体积分数,下同)磷酸三丁酯(TBP)/煤油和0.5 mol/L 2-噻吩甲酰三氟丙酮(TTA)/二甲苯中镎的分析方法.样品经异丙醇适当稀释或直接进入ICP-MS分析,在有机进样条件下对仪器和操作参数进行优化和选择,研究了有机相和大量238 U在有机基体中引起的基体和质谱干扰,以钍为内标消除基体干扰.研究结果表明:方法的检出限为1×10-8 g/L(3s,n=10);相对标准偏差(s r)为0.8％(n=10)(镎质量浓度为2.02μg/L);加标回收率为95.5％～115％.该法适用于动力堆乏燃料后处理流程以及预处理后0.5 mol/L TTA/二甲苯中镎的分析. |
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| AbstractList | TL274%O657.6; 建立了电感耦合等离子体质谱法(ICP-MS)测定30％(体积分数,下同)磷酸三丁酯(TBP)/煤油和0.5 mol/L 2-噻吩甲酰三氟丙酮(TTA)/二甲苯中镎的分析方法.样品经异丙醇适当稀释或直接进入ICP-MS分析,在有机进样条件下对仪器和操作参数进行优化和选择,研究了有机相和大量238 U在有机基体中引起的基体和质谱干扰,以钍为内标消除基体干扰.研究结果表明:方法的检出限为1×10-8 g/L(3s,n=10);相对标准偏差(s r)为0.8％(n=10)(镎质量浓度为2.02μg/L);加标回收率为95.5％～115％.该法适用于动力堆乏燃料后处理流程以及预处理后0.5 mol/L TTA/二甲苯中镎的分析. |
| Author | 赵立飞 谈树苹 白雪 沙顺萍 赵胜洋 |
| AuthorAffiliation | 中国原子能科学研究院 放射化学研究所,北京 102413 |
| AuthorAffiliation_xml | – name: 中国原子能科学研究院 放射化学研究所,北京 102413 |
| Author_FL | BAI Xue SHA Shun-ping ZHAO Sheng-yang TAN Shu-ping ZHAO Li-fei |
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| Author_xml | – sequence: 1 fullname: 赵立飞 – sequence: 2 fullname: 谈树苹 – sequence: 3 fullname: 沙顺萍 – sequence: 4 fullname: 赵胜洋 – sequence: 5 fullname: 白雪 |
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| DocumentTitle_FL | Determination of Neptunium in Organic Phase by ICP-MS |
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| Keywords | 电感耦合等离子体质谱 30％TBP/煤油 TTA/二甲苯 镎 |
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| Title | 电感耦合等离子体质谱法测定有机相中镎 |
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