Method for analyzing content of Pu-241 in aerosol

The invention belongs to the technical field of radioactive substance analysis, and relates to a method for analyzing the content of Pu-241 in aerosol. The analysis method comprises the following steps: (1) sample collection and pretreatment; (2) leaching; (3) precipitating and dissolving; (4) Pu valence state adjustment; (5) anion exchange resin column purification and measurement; and (6) content calculation. The method for analyzing the content of the Pu-241 in the aerosol can be used for analyzing the content of the Pu-241 in the aerosol with relatively good stability and high accuracy. 本发明属于放射性物质分析技术领域，涉及一种气溶胶中Pu-241含量的分析方法。所述的分析方法包括如下步骤：(1)样品采集与预处理；(2)浸取；(3)沉淀及溶解；(4)Pu价态调整；(5)阴离子交换树脂柱纯化及测量；(6)含量计算。利用本发明的气溶胶中Pu-241含量的分析方法，能够稳定性较好，准确度高的进行气溶胶中Pu-241含量的分析。