EN 15852-2010 en Ambient air quality - Standard method for the determination of total gaseous mercury《环境空气质量 气态汞总量测定的标准方法》.pdf
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1、BS EN 15852:2010ICS 13.040.20NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBRITISH STANDARDAmbient air quality Standard method forthe determination oftotal gaseous mercuryThis British Standardwas published under theauthority of the StandardsPolicy and StrategyCommittee on 30
2、June2010 BSI 2010ISBN 978 0 580 61501 6Amendments/corrigenda issued since publicationDate CommentsBS EN 15852:2010National forewordThis British Standard is the UK implementation of EN 15852:2010.The UK participation in its preparation was entrusted to TechnicalCommittee EH/2/3, Ambient atmospheres.A
3、 list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisionsof a contract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunityfrom lega
4、l obligations.BS EN 15852:2010EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 15852 June 2010 ICS 13.040.20 English Version Ambient air quality - Standard method for the determination of total gaseous mercury Qualit de lair ambiant - Mthode normalise pour la dtermination du mercure gazeux total
5、 Auenluftbeschaffenheit - Standardisiertes Verfahren zur Bestimmung des gesamten gasfrmigen Quecksilbers This European Standard was approved by CEN on 5 May 2010. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standar
6、d the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists in three official versions (English, French,
7、German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cy
8、prus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION
9、COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2010 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 15852:2010: EBS EN 15852:2010EN 15852:2010 (E) 2 Contents Page
10、Foreword 41 Scope 52 Normative references 53 Terms and definitions .54 Symbols and abbreviated terms 84.1 Symbols 84.2 Abbreviations 115 Principle . 116 Requirements 126.1 Siting criteria . 126.2 Method requirements . 126.3 Method detection limit 126.4 Field operation and quality control . 127 Reage
11、nts 128 Apparatus 138.1 Sampling equipment 138.2 Analytical instrumentation . 138.3 Calibration equipment 139 Sampling considerations . 149.1 Inlet location 149.2 Sampling inlet and sampling line 149.3 Measurement time 1510 Measurement procedure 1610.1 Calibration with AFS/AAS 1610.2 Calibration wit
12、h Zeeman AAS 1711 Quality control . 1711.1 Calibration robustness check . 1711.2 Zero gas check 1811.3 Degradation of gold traps 1811.4 Proficiency testing scheme . 1811.5 Accreditation . 1811.6 Measurement uncertainty 1812 Calculation of results . 1812.1 General . 1812.2 Calculation of TGM concentr
13、ations to reference conditions . 1912.3 Method detection limit 2012.4 Repeatability 2012.5 Drift in instrument sensitivity 2113 Estimation of the measurement uncertainty method and performance criteria 2113.1 Introduction . 2113.2 Assessment against target measurement uncertainty for individual labo
14、ratories . 2213.3 Use of uncertainties in reporting of results . 2314 Performance characteristics determined in field tests . 2415 Interferences . 24BS EN 15852:2010EN 15852:2010 (E) 3 15.1 General . 2415.2 Mercury analyser based on amalgamation and CVAAS or CVAFS 2415.3 Mercury analyser based on Ze
15、eman AAS . 2516 Reporting of results 25Annex A (informative) Sampling sites 26Annex B (informative) Manual method TGM 27Annex C (informative) Summary of field validation tests . 29Annex D (informative) Characteristics of the mercury vapour source 34Annex E (informative) Calibration . 37Annex F (info
16、rmative) Assessment against target uncertainty by an individual laboratory . 38Annex G (informative) Relationship between this European Standard and the Essential Requirements of EU Directives 44Bibliography 45BS EN 15852:2010EN 15852:2010 (E) 4 Foreword This document (EN 15852:2010) has been prepar
17、ed by Technical Committee CEN/TC 264 “Air quality”, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by December 2010, and conflicting national standards shall
18、 be withdrawn at the latest by December 2010. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document has been prepared under a
19、mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s). According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Sta
20、ndard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the Unite
21、d Kingdom. BS EN 15852:2010EN 15852:2010 (E) 5 1 Scope This European Standard specifies a standard method for determining total gaseous mercury (TGM) in ambient air using cold vapour atomic absorption spectrometry (CVAAS), or cold vapour atomic fluorescence spectrometry (CVAFS). This European Standa
22、rd is applicable to background sites that are in accordance with the requirements of Directive 2004/107/EC and to urban and industrial sites. The performance characteristics of the method have been determined in comparative field validation tests carried out at four European locations: two backgroun
23、d and two industrial sites. The method was tested for two months at each site over a period of twelve months using automated equipment currently used in Europe for determination of TGM in ambient air. The working range of the method covers the range of ambient air concentrations from those found at
24、background sites, typically less than 2 ng/m3, up to those found at industrial sites where higher concentrations are expected. A maximum daily average up to 300 ng/m3was measured during the field trials. Results are reported as the average mass of TGM per volume of air at 293,15 K and 101,325 kPa, m
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