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A new methodology based on TRU resin to measure U-, Th-isotopes and 210Po by alpha-particle spectrometry
Talanta ( IF 5.6 ) Pub Date : 2022-09-30 , DOI: 10.1016/j.talanta.2022.123972
Manuel Jesús Gázquez 1 , Daniela Carolina Paz Gómez 2 , José Juan Alonso 1 , Silvia María Pérez-Moreno 2 , Inmaculada Ramos-Lerate 1 , Melquiades Casas- Ruiz 1 , Juan Pedro Bolívar 2
Affiliation  

This report presents a new methodology to isolate and measure 210Po, as well as uranium and thorium isotopes. This new methodology reduces the standard time of operation, the minimum amount of chemical reagents and the quantity of resin used in comparison with other standard and well-established procedures for alpha spectrometry. Thus, the amount of chemicals reagent was lower than the amount used in other standard radiochemical processes: only 6 mL of 1 M HCl was used for the thorium elution, and 2 mL of H2O and 1 mL of Ammonium Oxalate (0.05 M) (3 mL in total) for the uranium elution. Likewise, many samples of various activities and materials (liquids and solids) were used to validate the method.



中文翻译:

一种基于 TRU 树脂的 α 粒子谱测量 U、Th 同位素和 210Po 的新方法

本报告介绍了一种分离和测量210 Po 以及铀和钍同位素的新方法。与 alpha 光谱测定的其他标准和成熟程序相比,这种新方法减少了标准操作时间、化学试剂的最小量和树脂的使用量。因此,化学试剂的量低于其他标准放射化学过程中使用的量:仅 6 mL 1 M HCl 用于钍洗脱,以及 2 mL H 2 O 和 1 mL 草酸铵 (0.05 M) (总共 3 mL)用于铀洗脱。同样,许多不同活动和材料(液体和固体)的样本被用来验证该方法。

更新日期:2022-09-30
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