SN EN 14662-2 : 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<br>1 Scope<br>2 Normative References<br>3 Terms and definitions<br>4 Method description<br> 4.1 Principle<br> 4.2 Reagents and Materials<br> 4.3 Apparatus<br> 4.4 Setting of sampling flow rate<br> 4.5 Sampling<br> 4.6 Procedure<br> 4.7 Calculation of mass concentration of benzene<br> 4.8 Report<br>5 Determination of measurement uncertainty<br> 5.1 Introduction<br> 5.2 Parameters contributing to measurement uncertainty<br>6 Recommendations for use<br>Annex A (informative) Determination of breakthrough volume<br>Annex B (informative) Assessment of performance indicators and<br> uncertainty contributions<br>Annex C (informative) Performance characteristics<br>Bibliography
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