JIS B 7957:1992被替代
Continuous analyzers for oxidants in ambient air
出版：Japanese Standards Association
专家解读视频
基本信息
标准编号： JIS B 7957:1992
标准类别：Standard
出版单位：Japanese Standards Association
标准页数：26
标准简介
This Japanese Industrial Standard specifies the continuous analyzers used for measuring concentration of oxidant in ambient air continuously based on absorptiometry, chemiluminescence method and ultraviolet absorption method.
替代本标准的新标准
