Canada. Air Pollution Control Directorate.

• Standard reference method for the measurement of nitrogen dioxide in the atmosphere (chemiluminescence method)
• Standard reference method for the measurement of oxidants (ozone) in the atmosphere (chemiluminescence method)
• Standard reference methods for source testing
• Air pollution in Canada =
• National inventory of sources and emissions of zinc, cadmium and arsenic
• Standard reference method for the determination of phosphorus in automotive gasoline (spectrophotometric method)
• Standard reference methods for source testing : measurement of emissions of sulphur dioxide from stationary sources =