ASTM D7941/D7941M-2014 标准详情
- 标准号:ASTM D7941/D7941M-2014
- 中文标题:标准测试方法采用连续波腔衰荡光谱仪氢气纯度分析
- 英文标题:Standard Test Method for Hydrogen Purity Analysis Using a Continuous Wave Cavity Ring-Down Spectroscopy Analyzer
- 标准类别:美国材料与试验协会ASTM
- 发布日期:06 January 2014
Scope 1.1 This test method describes contaminant determination in fuel-cell-grade hydrogen as specified in relevant ASTM and ISO standards using cavity ring-down spectroscopy (CRDS). This standard test method is for the measurement of one or m
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