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1、ENISO6143June2025EUROPEANSTANDARDNORMEEUROPEENNEEuropaischenormICS71.040.40SupersedesENISO6143:2006EnglishVersionGasanalysis-ComparisonmethodsfordeterminingandcheckingthecompositionofcalibrationgasmixturesISO6143:2025Analysedesgaz-MethodesdeComparaisonpourladeterminationetlaverificationdelacompositi
2、ondesmelangesdegazd,etalonnage(ISO6143:2025)Gasanalyse-VergleichsverfahrenzurBestimmungundUberpriifungderZusammensetzungvonKalibriergasgemischen(ISO6143:2025)ThisEuropeanStandardwasapprovedbyCENon3June2025.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforg
3、ivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCEN-CENELECManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aver
4、sioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCEN-CENELECManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Ge
5、rmany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,RepublicofNorthMacedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,TiirkiyeandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITEEUROPEENDENORMALISATIONEuropaischeskomi
6、teefurnormungCEN-CENELECManagementCentre:RuedelaScience23,B-1040Brussels2025CENAllrightsofexploitationinanyformandbyanymeansreservedRef.No.ENISO6143:2025EworldwideforCENnationalMembers.EuropeanforewordThisdocument(ENISO6143:2025)hasbeenpreparedbyTechnicalCommitteeISO/TC158Analysisofgasesincollaborat
7、ionwithTechnicalCommitteeCEN/TC238Testgases,testpressures,appliancecategoriesandgasappliancetypesthesecretariatofwhichisheldbyAFNOR.ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbyDecember2025,andconflictingnationalstandar
8、dsshallbewithdrawnatthelatestbyDecember2025.Attentionisdrawntothepossibilitythatsomeoftheelementsofthisdocumentmaybethesubjectofpatentrights.CENshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.ThisdocumentsupersedesENISO6143:2006.Anyfeedbackandquestionsonthisdocumentshouldbedirectedto
9、theusersnationalstandardsbody/nationalcommittee.AcompletelistingofthesebodiescanbefoundontheCENwebsite.AccordingtotheCEN-CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,De
10、nmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,RepublicofNorthMacedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,TiirkiyeandtheUnitedKingdom.EndorsementnoticeThetextofISO6143:2025hasbeena
11、pprovedbyCENasENISO6143:2025withoutanymodification.ContentsPageForewordivIntroductionvi1 Scope12 Normativereferences13 Termsanddefinitions14 Symbolsandabbreviatedterms35 Principle46 Generalprocedure56.1 Determinationoftheanalysisfunction56.2 Validationoftheanalysisfunction96.2.1 Purpose96.2.2 Valida
12、tionoftheresponsemodel96.2.3 Examiningconformancewithuncertaintyrequirements106.2.4 Driftcontrolofthemeasuringsystem106.2.5 Validationofapplicabilitytomismatchingcalibrationgases116.3 Determinationofthecompositionofacalibrationgasmixture126.4 Supplementaryinstructions136.4.1 Exceptionaluncertainties
13、136.4.2 Correlationbetweenreferencegasmixtures137 Specialprocedures147.1 Checkingofapre-assignedcomposition147.2 Comparisonofseveralcalibrationgasmixtures148 Reportofresults15Annex A (informative)Proceduresfordataevaluation16Annex B (informative)Examples22Annex C (informative)Computerimplementationo
14、frecommendedmethods31Annex D (informativeAdditionalinformationondataevaluation33Bibliography40ForewordISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISOmemberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtechnicalcom
15、mittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhastherighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmentabinliaisonwithIS0,alsotakepartinthework.ISOcollaboratescloselywiththeInternationalElectrotechnicalCommission(IEC)o
16、nallmattersofelectrotechnicalstandardization.TheproceduresusedtodevelopthisdocumentandthoseintendedforitsfurthermaintenancearedescribedintheISO/IECDirectives,Part1.Inparticular,thedifferentapprovalcriterianeededforthedifferenttypesofISOdocumentshouldbenoted.Thisdocumentwasdraftedinaccordancewiththeeditorialr
