Ambient air. Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
环境空气 用化学发光法测量二氧化氮和一氧化氮浓度的标准方法

2012-09-30

Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
环境空气质量.用化学发光法测量二氧化氮和一氧化碳浓度的标准方法

2006-01-18

Gaseous air pollution measurement; determination of nitrogen dioxide concentration; photometric manual standard method (Saltzmann)
气体空气污染测量；二氧化氮浓度的测定；光度手动标准法（萨尔茨曼）

1990-10-01

居住区大气中二氧化硫卫生检验标准方法　甲醛溶液吸收-盐酸副玫瑰苯胺分光光度法
Standard method for hygienic examination of sulfur dioxide in air of residential areas—Formaldehyde solution sampling-pararosaniline hydrocloride spectrophotometric method

1995-12-21