热水样品中210Po测定方法的改进

IF 2.4 Q2 GEOSCIENCES, MULTIDISCIPLINARY
Van- Hao Duong, Chau Nguyen Dinh, Trinh Phan Trong, Trung- Tien Chu
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引用次数: 4

摘要

天然放射性核素的测定是近年来环境研究的一个重要课题。作为自然界中毒性最强的放射性同位素之一,238U衰变链的子产物是210Po(鎓)。到目前为止,用于测定这种有吸引力的同位素的改进和优化方法仍然存在。本文阐述了一种新的改进方法,用于测定热水样品中210Po。在所提出的方法中,自发/自动沉积的分析优化不使用聚四氟乙烯杯、磁力搅拌或任何制备设备/物品,只使用普通玻璃和一面方形银。此外,由于没有对鎓进行纯化(液-液萃取法/离子交换色谱法/萃取色谱分离法),因此忽略了优化。优化程序简化、耗时少、成本大大降低,化学回收率>80%,适用于任何液体环境样品。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Improvements of 210Po determination method in thermal water samples
Determination of naturally radionuclides have been known well as an important topic in environmental study in recently. One of the most toxic radioisotope in nature, a daughter product of 238U decay chain is 210Po (polonium). The improvement and optimizations methods for determination of this attractive isotope are still presenting so far. In this paper, a new improved method was elaborated for 210Po determination in thermal water sample. In the proposed method, analytical optimization of spontaneous/auto deposition does not use Teflon cup, magnetic stirring or any preparing equipment/item only normal glass and a side of square silver. In addition, the optimization was neglected with absent of purification of polonium (Liquid-liquid extraction methods/Ion exchange chromatography/Extraction chromatographic separations). The outcome of optimal procedure were simplify, less time consuming, great reduction of costs with chemical recovery >80% and could apply for any liquid environmental samples.
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来源期刊
VIETNAM JOURNAL OF EARTH SCIENCES
VIETNAM JOURNAL OF EARTH SCIENCES GEOSCIENCES, MULTIDISCIPLINARY-
CiteScore
3.60
自引率
20.00%
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