ISO 6349-1979 标准详情
- 标准号:ISO 6349-1979
- 中文标题:气体分析.校正用混合气体的制备.渗透法
- 英文标题:gas analysis; preparation of calibration gas mixtures; permeation method
- 标准类别:国际标准化组织标准ISO
- 发布日期:1979-12-15
Describes the principles of the method, which is a continuous dynamic method, for the preparation of gas mixtures in which the components that is desired to use generally have a concentration between 10-9 and 10-5 (by volume) with an achievable accur
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