BS EN 16253:2013

Foreword
Introduction
1 Scope
2 Terms and definitions
3 Symbols and abbreviations
4 Principle
5 Measurement procedure
6 Measurement planning
7 Procedure in the field
8 Calibration methods
9 Quality assurance
Annex A (informative) - Components of the
        measurement system
Annex B (informative) - Influence of scattered
        solar radiation
Annex C (informative) - Examples of implementations
        of the DOAS technique
Annex D (informative) - Performance characteristics
Annex E (informative) - SI and common symbols
        and units in spectroscopy
Annex F (informative) - Application examples
Annex G (informative) - Example of sample form
        for a measurement record
Bibliography

Defines the operation of active DOAS measuring systems with continuous radiation source, the calibration procedures and applications in determining gaseous constituents (e.g. NO[2], SO[2], O[3], BTX, Hg) in ambient air or in diffuse emissions.

This European Standard describes the operation of active DOAS measuring systems with continuous radiation source, the calibration procedures and applications in determining gaseous constituents (e.g. NO₂, SO₂, O₃, BTX, Hg) in ambient air or in diffuse emissions.