ASTM D3442-1991(1995)E01 标准详情
- 标准号:ASTM D3442-1991(1995)E01
- 中文标题:大气中氚含量的测试方法
- 英文标题:standard test method for gaseous tritium content of the atmosphere withdrawn 2000
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1991
1.1 This test method covers the measurement of total tritium activity in the atmosphere in concentrations greater than 74 mBq/m (2 pCi/m ). This test method covers sample collection, preparation, and radiometric assay of the sample. 1.2 The values
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