NS EN 14662-2 : 1ED 2005
Current
The latest, up-to-date edition.
AMBIENT AIR QUALITY - STANDARD METHOD FOR MEASUREMENT OF BENZENE CONCENTRATIONS - PART 2: PUMPED SAMPLING FOLLOWED BY SOLVENT DESORPTION AND GAS CHROMATOGRAPHY
12-01-2013
Foreword
1 Scope
2 Normative References
3 Terms and definitions
4 Method description
4.1 Principle
4.2 Reagents and Materials
4.3 Apparatus
4.4 Setting of sampling flow rate
4.5 Sampling
4.6 Procedure
4.7 Calculation of mass concentration of benzene
4.8 Report
5 Determination of measurement uncertainty
5.1 Introduction
5.2 Parameters contributing to measurement uncertainty
6 Recommendations for use
Annex A (informative) Determination of breakthrough volume
Annex B (informative) Assessment of performance indicators and
uncertainty contributions
Annex C (informative) Performance characteristics
Bibliography
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