ASTM D 6246-2002 标准详情
- 标准号:ASTM D 6246-2002
- 中文标题:评价扩散取样器性能的标准实施规范
- 英文标题:standard practice for evaluating the performance of diffusive samplers
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2002-10-10
Gas or vapor sampling is often accomplished by actively pumping air through a collection medium such as activated charcoal. Problems associated with a pumpx2013;inconvenience, inaccuracy, and expensex2013;are inextricable from this type of sampling.
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