ASTM D4276-2002(2012) 标准详情
- 标准号:ASTM D4276-2002(2012)
- 中文标题:封闭区入口的标准实施规程
- 英文标题:Standard Practice for Confined Area Entry
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2002
4. Significance and UseTop Bottom 4.1 Vapor inhalation is the primary hazard encountered in the use of chlorinated solvents. The greatest potential for over exposure to these solvent vapors occurs where the employee is exposed to the high concen
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