标准摘要
[中文适用范围]： 指定大约 1 mg/m3 至 50 mg/m3 范围的程序。 指出了已知对仪器读数有影响的物质。 该程序适用于个人呼吸区采样以及一般区域采样。 [外文原描述]： Specifies a procedure for the range of approximately 1 mg/m3 to 50 mg/m3. Substances which are known to have an effect on the instrument reading are indicated. The procedure is suitable for personal, breathing-zone sampling as well as for the general area sampling.
英文名称Work-place air — Determination of mass concentration of nitrogen dioxide — Method using detector tubes for short-term sampling with direct indication