BS EN 13528-1-2002 Ambient air quality - Diffusive samplers for the determination of concentrations of gases and vapours - Requirements and test methods - General requirements《环境空气.pdf

1、BRITISH STANDARD BS EN 13528-1:2002 Ambient air quality Diffusive samplers for the determination of concentrations of gases and vapours Requirements and test methods Part 1: General requirements The European Standard EN 13528-1:2002 has the status of a British Standard ICS 13.040.20 BS EN 13528-1:20

2、02 This British Standard, having been prepared under the direction of the Health and Environment Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 11 October 2002 BSI 11 October 2002 ISBN 0 580 40576 1 National foreword This Bri

3、tish Standard is the official English language version of EN 13528-1:2002. The UK participation in its preparation was entrusted by Technical Committee EH/2, Air quality, to Subcommittee EH/2/3, Ambient atmospheres, which has the responsibility to: A list of organizations represented on this subcomm

4、ittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “

5、Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from lega

6、l obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Su

7、mmary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 11 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NO

8、RMEEUROPENNE EUROPISCHENORM EN135281 September2002 ICS13.040.20 Englishversion AmbientairqualityDiffusivesamplersforthedeterminationof concentrationsofgasesandvapoursRequirementsandtest methodsPart1:Generalrequirements QualitdelairEchantillonneurspardiffusionpourla dterminationdesconcentrationsdesga

9、zetdesvapeurs PrescriptionsetmthodesdessaiPartie1:Prescriptions gnrales AuenluftqualittPassivsammlerzurBestimmungder KonzentrationenvonGasenundDmpfenAnforderungen undPrfverfahrenTeil1:AllgemeineAnforderungen ThisEuropeanStandardwasapprovedbyCENon21July2002. CENmembersareboundtocomplywiththeCEN/CENEL

10、ECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthree

11、officialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,Fra

12、nce,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationi

13、nanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN135281:2002EEN135281:2002(E) 2 Contents page Foreword3 Introduction .4 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions . 5 4 Assessmentregimes .7 5 Performancerequirements .7 5.1 Unambiguity 7 5.2 Selectivity 8 5.3 DataQu

14、alityObjectives. 8 5.4 Compositeprocedures 8 5.5 Environmentalconditions 8 5.6 Descriptionofmeasuringprocedure .8 5.7 Dimensionofresult. .8 5.8 Qualitysystems. 8 6 Testmethods .8 7 Testreport. .9 AnnexA (informative)Assessmentofambientairquality10 Bibliography 11EN135281:2002(E) 3 Foreword Thisdocum

15、ent(EN135281:2002)hasbeenpreparedbyTechnicalCommitteeCEN/TC264“AirQuality”,the secretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyMarch2003,andconflictingnationalstandardsshallbewithdrawnatthel

16、atestby March2003. ThisEuropeanStandardisamultipartstandardhavingthefollowingparts: Part1(AmbientAirQuality)Generalrequirements; Part2(AmbientAirQuality)Specificrequirementsandtestmethods; Part3(AmbientAirQuality)Guidetoselection,useandmaintenance. AnnexAisinformative. AccordingtotheCEN/CENELECInter

17、nalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain, Sweden,SwitzerlandandtheUnitedKingdom.EN13528

18、1:2002(E) 4 Introduction ThisEuropeanStandardspecifiesrequirementsandtestmethodsforthedeterminationofperformance characteristicsofdiffusivesamplersusedforthedeterminationofconcentrationsofgasesandvapoursinambient atmospheres. Withregardtoairquality,theobjectivesfixedinthe5 th ActionProgrammeoftheEur

19、opeanUnionareforthe effectiveprotectionofallpeopleagainstrecognisedrisksfromairpollutionandtheestablishmentofpermitted concentrationlevelsofairpollutants,whichshouldtakeintoaccounttheprotectionoftheenvironment.These objectivesincludemonitoringofconcentrationswithregardtostandards. Successiveprogramm

20、esofactionoftheEuropeanUnionontheprotectionoftheenvironmenthavestressedthe needtofindabalancebetweentheuseofdifferenttools:productstandards,emissionlimitsandenvironmental objectives/standards. TheimplementationofexistingDirectiveshashighlightedtheexistenceofvariousproblems,whicharebeing addressedint

21、heCouncilDirectiveonAmbientAirQualityAssessmentandManagement1.Theseinclude: thedifferentmonitoringstrategiesincomparablesituationsbetweenandwithinMemberStates; theharmonisationofmeasuringmethods; thequalityofthemeasurementswhichdependsonthecalibrationandqualityassuranceprocedures. Diffusivesamplersu

22、sedtomeasureairqualityhavetofulfilsomegeneralrequirements,whicharegiveninthispart ofEN13528.Theserequirementsincludeunambiguity,selectivityandDataQualityObjectives,including uncertainty. Suchgeneralrequirementscanalsobeappropriateforothermeasurementproceduresusedintheassessmentof ambientairquality.

23、Inaddition,diffusivesamplersusedtomeasureairqualityshallalsofulfilsomespecificrequirementsinadditionto thosespecifiedinthispartofEN13528.ThesespecificrequirementsaregiveninEN135282.EN135283gives guidanceontheselection,useandmaintenanceofdiffusivesamplersusedtomeasureambientairquality. Itistheuserspr

24、imaryresponsibilitytochooseappropriateproceduresordevicesthatmeettherequirementsinthis EuropeanStandard.Onewayofdoingthisistoobtaininformationorconfirmationfromthemanufacturer.Type testing,ormoregenerally,theassessmentofperformancecriteriaofproceduresordevices,canbeundertakenby themanufacturer,user,

25、testhouseorresearchanddevelopmentlaboratory,asismostappropriate. AlthoughthispartofEN13528specificallyaddressesambientair,diffusivesamplingisalsorelevanttothe assessmentofairqualityinindoorair.Bothpumpedanddiffusivesamplingproceduresareconsideredappropriate forsuchmeasurements,dependingoncircumstanc

26、es(particularlyanyrequirementfortimeresolution)2. prEN14412givesguidanceontheselection,useandmaintenanceofdiffusivesamplersusedtomeasureindoor airquality. ThispartofEN13528issimilarincontenttoEN482:1994andEN135282issimilarincontenttoEN 838:1995.Theseriesofstandardsontheuseofdiffusivesamplersforambie

27、ntairhasbeencreatedinadditionto thoseforworkplaceairbecausetheunderlyingEuropeanDirectivesaredifferentandtheconsequentdefinitions andpracticalapplicationsoftheestimationoftheuncertaintyofmeasurementsaredifferent.EN135281:2002(E) 5 1Scope ThisEuropeanStandardspecifiesgeneralperformancerequirementsfor

28、diffusivesamplersusedforthe determinationoftheconcentrationofgasesandvapoursinambientair. Suchrequirementsapplytoalldiffusivesamplers,irrespectiveofthephysicalnatureoftheratecontrollingprocess andirrespectiveofthenatureofthesorptionprocessandtheanalyticaldetermination. Thisstandardappliestoallstages

29、ofthemeasuringprocedure,includingdeployment,transportationandstorageof thesamplewhereappropriate. Thisstandardappliestomeasuringprocedureswithseparatesamplingandanalysisstages,andalsotodirect readingdevices. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfr

30、omotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelate

31、steditionofthe publicationreferredtoapplies(includingamendments). ENV13005, Guidetotheexpressionofuncertaintyinmeasurement. ENISO/IEC17025, Generalrequirementsforthecompetenceoftestingandcalibrationlaboratories(ISO/IEC 17025:1999). ISO5725:1994, Accuracy(truenessandprecision)ofmeasurementmethodsandr

32、esults(allparts) . 3 Termsanddefinitions ForthepurposeofthisEuropeanStandardthefollowingtermsanddefinitionsapply. 3.1 ambientair outdoorairinthetroposphere,excludingindoorairandworkplaces 3.2 averagingtime periodoftimeforwhichthemeasuringprocedureyieldsasinglevalueEN482:1994 3.3 bias differencebetwe

33、entheexpectationofthetestresultsandanacceptedreferencevalueISO35341:1993 3.4 combinedstandarduncertainty standarduncertaintyoftheresultofameasurementwhenthatresultisobtainedfromthevaluesofanumberof otherquantities,equaltothepositivesquarerootofasumofterms,thetermsbeingthevariancesorcovariances ofthe

34、seotherquantitiesweightedaccordingtohowthemeasurementresultvarieswithchangesinthesequantities ENV13005 3.5 desorptionefficiency ratioofthemassofanalytedesorbedfromasamplingdevicetothatappliedEN838:1995EN135281:2002(E) 6 3.6 diffusivesampler devicewhichiscapableoftakingsamplesofgasesorvapoursfromthea

35、tmosphereataratecontrolledbya physicalprocesssuchasgaseousdiffusionthroughastaticairlayeroraporousmaterialand/orpermeation throughamembrane,butwhichdoesnotinvolvetheactivemovementofairthroughthedevice NOTE1 Activenormallyreferstothepumpedmovementofair. NOTE2 ThisdefinitiondiffersfromthatinEN838:1995

36、bytheadditionofthewordsoraporousmaterial. 3.7 expandeduncertainty quantitydefininganintervalabouttheresultofameasurementthatmaybeexpectedtoencompassalargefraction ofthedistributionofvaluesthatcouldreasonablybeattributedtothemeasurand NOTE1 Thefractionmaybeviewedasthecoverageprobabilityorlevelofconfi

37、denceoftheinterval. NOTE2 Toassociateaspecificlevelofconfidencewiththeintervaldefinedbytheexpandeduncertaintyrequiresexplicitof implicitassumptionsregardingtheprobabilitydistributioncharacterisedbythemeasurementresultanditscombinedstandard uncertainty.Thelevelofconfidencethatcanbeattributedtotheinte

38、rvalcanbeknownonlytotheextenttowhichsuch assumptionsmaybejustified. NOTE3 Expandeduncertaintyistermed overalluncertainty inENV13005. ENV13005 3.8 measuringprocedure procedureforsamplingandanalysingoneormorepollutantsinambientairandincludingstorageand transportationofthesample 3.9 repeatabilitycondit

39、ions conditionswhereindependenttestresultsareobtainedwiththesamemethodonidenticaltestitemsinthesame laboratorybythesameoperatorusingthesameequipmentwithinshortintervalsoftimeISO35341:1993 3.10 reproducibilityconditions conditionswheretestresultsareobtainedwiththesamemethodonidenticaltestitemsindiffe

40、rentlaboratorieswith differentoperatorsusingdifferentequipmentISO35341:1993 3.11 selectivity degreeofindependencefrominterferents 3.12 standarduncertainty uncertaintyoftheresultofameasurementexpressedasastandarddeviationENV13005 3.13 uncertainty(ofmeasurement) parameter,associatedwiththeresultsofame

41、asurement,thatcharacterisesthedispersionofvaluesthatcould reasonablybeattributedtothemeasurand NOTE1 Theparametermaybe,forexample,astandarddeviation(orgivenmultipleofit),orthehalfwidthofanintervalhavin g astatedlevelofconfidence. NOTE2 Uncertaintyofmeasurementcomprises,ingeneral,manycomponents.Someo

42、fthesecomponentsmaybeevaluated fromthestatisticaldistributionoftheresultsofaseriesofmeasurementsandcanbecharacterisedbyexperimentalstandardEN135281:2002(E) 7 deviations.Theothercomponents,whichcanalsobecharacterisedbystandarddeviations,areevaluatedfromassumed probabilitydistributionsbasedonexperienc

43、eorotherinformation. NOTE3 Itisunderstoodthattheresultofameasurementisthebestestimateofthevalueofameasurand,andthatall componentsofuncertainty,includingthosearisingfromsystematiceffects,suchascomponentsassociatedwithcorrectionsand referencestandards,contributetothisdispersionENV13005. AttentionisdrawntothefactthatthetermsAssessment,LimitValueandPollutantaredefinedinDirective 96/62/EC1. 4Assessment regimes DifferentregimesofairqualityassessmentarepossiblefortheimplementationoftheCouncilDirectiveonAmbient AirQualityAssessmentandManagement1,andsuccessive