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bai cai zhong 241am de ce ding fang fa
Pages: 236-237+245
Year: Issue:  3
Journal: Acta Academiae Medicinae Suzhou

Keyword:  测定方法去污效果离子交换树脂柱阴离子交换树脂分离回收去污试验浓度洗涤液测定结果超铀元素;
Abstract: <正> 环境样品中超铀元素的含量极微,分析测定需要采集大量的样品,以满足仪器灵敏度的要求,放化分离时还要去除多种放射性干扰核素和大量稳定核素,测定结果才能准确。目前,国内尚难于普遍用硅面垒多道α谱仪和产额指示剂(Monitoryeild),所以必须进行单个元素的分离测定,方法回收率要稳定。
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