UNI EN 14662-1 : 2005
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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AMBIENT AIR QUALITY - STANDARD METHOD FOR MEASUREMENT OF BENZENE CONCENTRATIONS - PART 1: PUMPED SAMPLING FOLLOWED BY THERMAL DESORPTION AND GAS CHROMATOGRAPHY
29-02-2024
06-10-2005
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 Sample tube conditioning
4.5 Setting of sampling flow rate
4.6 Sampling
4.7 Procedure
4.8 Calculation of mass concentration of benzene
4.9 Report
5 Determination of measurement uncertainty
5.1 Introduction
5.2 Parameters contributing to measurement uncertainty
6 Recommendations for use
Annex A (informative) Extrapolated retention volumes and safe
sampling volumes for benzene at 20 degrees C
Annex B (informative) Description of sorbent types
Annex C (informative) Guidance on sorbent selection
Annex D (informative) Guidance on sorbent use
Annex E (informative) Determination of breakthrough volume from gas
standards
Annex F (informative) Determination of breakthrough volumes from
extrapolated retention volumes
Annex G (informative) Assessment of performance indicators and
uncertainty contributions
Annex H (informative) Performance characteristics
Bibliography
Provides general guidance for the sampling and analysis of benzene in air by pumped sampling, thermal desorption and capillary gas chromatography.
| Committee |
TC 004
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| NBN EN 14662-1 : 2005 | Identical |
| NF EN 14662-1 : 2005 | Identical |
| NEN EN 14662-1 : 2005 | Identical |
| NS EN 14662-1 : 1ED 2005 | Identical |
| I.S. EN 14662-1:2005 | Identical |
| SN EN 14662-1 : 2005 | Identical |
| UNE-EN 14662-1:2006 | Identical |
| BS EN 14662-1:2005 | Identical |
| EN 14662-1:2005 | Identical |
| ONORM EN 14662-1 : 2005 | Identical |
| DIN EN 14662-1:2005-08 | Identical |
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