Methods for measurement of air pollution-Determination of the mass concentration of nitrogen oxides in ambient air: chemiluminescence method
空气污染测量方法 环境空气中氮氧化物质量浓度的测定:化学发光法
Applicable to the measurement of NO up to a concentration of 12.5 mg/m^3 and of NO$d2 up to 19 mg/m^3 at 25°C and 101.3 kPa.Cross References:BS 4559:Section 1.1BS 4559:Part 3BS 4559:Part 7ISO 6711ISO 6879