Procedure to obtain samples for the determination of environmental radioactivity. Analytical methods. Part 3: Determination of 89Sr and 90Sr concentration in soils and sediments.
获取环境放射性测定样品的程序 分析方法 第3部分:土壤和沉积物中89Sr和90Sr浓度的测定

2004-12-17

Procedure to obtain samples for the determination of environmental radioactivity. Analytical methods. Part 2: Rest beta activity index in water by proportional counter.
获取环境放射性测定样品的程序 分析方法 第2部分:通过比例计数器测定水中的静息β-活性指数

2003-05-30

Procedure for the maintenance and preparation of soil samples for the determination of environmental radioactivity.
环境放射性测定用土壤样品的维护和制备程序

2002-03-21