1、BSISO12219-11:2025InteriorairofroadvehiclesPart11:Thermaldesorptionanalysisoforganicemissionsforthecharacterizationonnon-metallicmaterialsforvehiclesbsi.NationalforewordThisBritishStandardistheUKimplementationofISO12219-11:2025.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeEH25,E
2、missionstointernalenvironments.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitscommitteemanager.ContractualandlegalconsiderationsThispublicationhasbeenpreparedingoodfaith,howevernorepresentation,warranty,assuranceorundertaking(expressorimplied)isorwillbemade,andnoresponsibil
3、ityorliabilityisorwillbeacceptedbyBSIinrelationtotheadequacy,accuracy,completenessorreasonablenessofthispublication.Allandanysuchresponsibilityandliabilityisexpresslydisclaimedtothefullextentpermittedbythelaw.Thispublicationisprovidedasis,andistobeusedattherecipientsownrisk.Therecipientisadvisedtoco
4、nsiderseekingprofessionalguidancewithrespecttoitsuseofthispublication.Thispublicationisnotintendedtoconstituteacontract.Usersareresponsibleforitscorrectapplication.TheBritishStandardsInstitution2025PublishedbyBSIStandardsLimited2025ISBN9780539165029ICS13.040.20;43.020CompliancewithaBritishStandardca
5、nnotconferimmunityfromlegalobligations.ThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon31May2025.Amendments/corrigendaissuedsincepublicationDateTextaffectedBSISO12219-11:2025InternationalStandardISO12219-11Firstedition2025-05Interiorairofroadvehicles一Part11:
6、Thermaldesorptionanalysisoforganicemissionsforthecharacterizationonnon-metallicmaterialsforvehiclesAirinterieurdesvehiculesroutiersPartie11:AnalysepardesorptionthermiquedesemissionsorganiquespourlaCaracterisationdesmateriauxnonmetalliquesReferencenumberISO12219-ll:2025(en)COPYRIGHTPROTECTEDDOCUMENTI
7、SO2025Allrightsreserved.Unlessotherwisespecified,orrequiredinthecontextofitsimplementation,nopartofthispublicationmaybereproducedorutilizedotherwiseinanyformorbyanymeans,electronicormechanical,includingphotocopying,orpostingontheinternetoranintranet,withoutpriorwrittenpermission.Permissioncanbereque
8、stedfromeitherISOattheaddressbeloworISO,smemberbodyinthecountryoftherequester.ISOcopyrightofficeCP401Ch.deBlandonnet8CH-1214Vernier,GenevaPhone:+41227490111Email:copyrightiso.orgWebsite:www.iso.orgPublishedinSwitzerlandContentsPageForewordv1 Scope12 Normativereferences13 Termsanddefinitions14 Abbrev
9、iatedterms25 Samplingandstorage36 Apparatusandperformancecharacteristics36.1 Apparatus36.2 Performancecharacteristics37 Analysis47.1 Generalinformationonthermaldesorptionanalysis47.2 Cleaningofthedesorptiontubes57.3 Systemchecks57.3.1 General57.3.2 Checkstandardsolution67.4 Calibration77.4.1 General
10、77.4.2 Calibrationsolutions77.4.3 Injectionofthecalibrationorcheckstandard77.4.4 TenaxTAdesorptiontube77.5 Sampleanalysisprocess77.5.1 Photographicdocumentationofthesamples77.5.2 Trimmingandweighingofthesamples77.5.3 Calibrationrun,determinationofcalibrationfactors(responsefactor)87.6 Chromatographi
11、cevaluation87.6.1 General87.6.2 Integrationlimitsrelevantforquantification97.6.3 Peakintegration97.6.4 Evaluationforriderpeaksand“oil-hi11s”97.6.5 Calculationofemissions107.6.6 Qualitativeanalysis107.6.7 Reportingoftheanalyticalresults118 Validationparameters128.1 Typicalmeasuredvaluevariationforrea
12、lsamples128.2 Quantificationlimitorlinearityoftoluene138.3 Variationandrecoveryoftoluene149 Knownproblemsandpossiblesourcesoferrors149.1 Samplepreparation149.2 Difficultsampleswithnon-uniformsurface149.3 Sampleswithhigherwatercontent149.4 Lowerresultswhendesorptionstreamistoolow159.4.1 General159.4.
13、2 Differencesbetweensampletubesmadeofmetalandglass159.5 Overorunderresultsduetodeviationsinthethermaldesorptiontemperature159.6 Dangerofconfusionduringtheidentificationofthesubstance169.7 Exceedingthedetectorlinearityinthecaseofhighemissionvalues17Annex A (informative)Materialspecifictestportions18A
14、nnex B (informative)Productionofpaintfilmsforthermaldesorption20Annex C (informative)Examplesforsuitabletestequipment,testparametersandpossibleerrors22Annex D (informative)Preparationofstandardsolutions32Bibliography33ForewordISO(theInternationalOrganizationforStandardization)isaworldwidefederationo
15、fnationalstandardsbodies(ISOmemberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtechnicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhastherighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-g
16、overnmentabinliaisonwithIS0,alsotakepartinthework.ISOcollaboratescloselywiththeInternationalElectrotechnicalCommission(IEC)onallmattersofelectrotechnicalstandardization.TheproceduresusedtodevelopthisdocumentandthoseintendedforitsfurthermaintenancearedescribedintheISO/IECDirectives,Part1.Inparticular
17、thedifferentapprovalcriterianeededforthedifferenttypesofISOdocumentshouldbenoted.ThisdocumentwasdraftedinaccordancewiththeeditorialrulesoftheISO/IECDirectives,Part2(seeWWW.isoQrgdirectives).ISOdrawsattentiontothepossibilitythattheimplementationofthisdocumentmayinvolvetheuseof（八）patent(三).ISOtakesno
18、positionconcerningtheevidence,validityorapplicabilityofanyclaimedpatentrightsinrespectthereof.Asofthedateofpublicationofthisdocument,ISOhadnotreceivednoticeof（八）patent(三)whichmayberequiredtoimplementthisdocument.However,implementersarecautionedthatthismaynotrepresentthelatestinformation,whichmaybeob
19、tainedfromthepatentdatabaseavailableatWWW.isoQrgpatents.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.Anytradenameusedinthisdocumentisinformationgivenfortheconvenienceofusersanddoesnotconstituteanendorsement.Foranexplanationofthevoluntarynatureofstandards,themeaningofISOspecific
20、termsandexpressionsrelatedtoconformityassessment,aswellasinformationaboutISOsadherencetotheWorldTradeOrganization(WTO)principlesintheTechnicalBarrierstoTrade(TBT),seeWWW.iso.org/iso/foreword.html.ThisdocumentwaspreparedbyTechnicalCommitteeISO/TC146,Airquality,SubcommitteeSC6,Indoorair.Alistofallpart
21、sintheISO12219seriescanbefoundontheISOwebsite.Anyfeedbackorquestionsonthisdocumentshouldbedirectedtotheuser/snationalstandardsbody.Acompletelistingofthesebodiescanbefoundatwww.iso.org/membnrs.htmLBSISO12219-11:2025IZZiy-11：ZUZ5ISO12219-11.20253)Interiorairofroadvehicles一Part11:Thermaldesorptionanaly
22、sisoforganicemissionsforthecharacterizationonnon-metallicmaterialsforvehicles1 ScopeThisdocumentdescribesananalyticalmethodtodeterminetheemissionsfromnon-metallicmaterialsusedformouldedpartsinmotorvehicles,suchastextiles,carpets,adhesives,sealingcompounds,forms,leather,plasticparts,filmsandsheets,pa
23、intsormaterialcombinations.Thematerialsarecharacterizedintermsofthetypeandquantityoforganicsubstancesthatcanbeoutgassedfromthem.Forthispurpose,twoSemiquantitativesumvaluesaredetermined,whichallowanestimationoftheemissionsofvolatileorganiccompounds(VOCvalue)andtheproportionofcondensablesubstanceslowv
24、olatilefoggingcompound(FoG)value.Furthermore,individualsubstancesoftheemissionaredetermined.Duringtheanalysis,thesamplesarethermallyextracted,theemissionsareseparatedbygaschromatographyanddetectedbymassspectrometry.Thetestmethodpresentedinthisdocumentprovidesvaluesthatarevalidonlyforconditionsdescri
25、bedinthisdocument.Theresultswhichcanbeachievedusingthismethodarenotappropriateformakingfurtherestimationsofanykindofthehealtheffectsofemittedsubstancesnorshouldtheybeusedmightthatcanbefoundintheinteriorofacompletevehicleinstationarycondition,whiledrivingorinconditionssimilartodriving.2 Normativerefe
26、rencesThefollowingdocumentsarereferredtointhetextinsuchawaythatsomeoralloftheircontentconstitutesrequirementsofthisdocument.Fordatedreferences,onlytheeditioncitedapplies.Forundatedreferences,thelatesteditionofthereferenceddocument(includinganyamendments)applies.ISO16000-6,IndoorairPart6:Determinatio
27、noforganiccompounds(VVOC,VOC,SVOCJinindoorandtestchamberairbyactivesamplingonsorbenttubes,thermaldesorptionandgaschromatographyusingMSorMSFID3 TermsanddefinitionsForthepurposesofthisdocument,thefollowingtermsanddefinitionsapply.ISOandIECmaintainterminologydatabasesforuseinstandardizationatthefollowi
28、ngaddresses:一ISOOnlinebrowsingplatform:availableathttps:/WWW.iso.org/obp一IECElectropedia:availableathttps:WWW.olectropedia.org/3.1volatileorganiccompoundvalueVOCvaluetotalvolatileorganiccompoundvaluetotalofthereadilyvolatiletomediumvolatilesubstancesNote1toentry:TheVOCvalueiscalculatedasatolueneequi
29、valent.Themethoddescribedinthisdocumentallowssubstancesintheboiling/elutionrangefromthebeginningofthechromatogramupton-Pentacosane(C25)tobedeterminedandanalysed.Note2toentry:ItisknownthattheretentionareabetweenClandC6cannotbecompletelyquantified.Note3toentry:Itcanbeassumedthatthesesubstancescanbedet
30、ectedwhenanalysingtheairofthevehicleinterior.Fortheanalysis,thesample(3.4)isheatedat90for30min.TheVOCvalueisdeterminedbytwomeasurements.Thehighervalueofthemeasurementsisindicatedastheresult.3.2lowvolatilefoggingcompoundvalueFOGvaluetotalofsubstanceswithlowvolatilitywhichelutefromtheretentiontimeofn-
31、tetradecane(inclusive)Note1toentry:Itiscalculatedashexadecaneequivalent.Substancesintheboilingrangeofn-alkanesC14toC32aredeterminedandanalysed.3.3retentionindexindexcalculatedwithaseriesofn-alkanesSOURCE:Reference63.4samplepartorpieceofaproductthatisrepresentativeoftheproductionSOURCE:ISO12219-4:201
32、3,3.153.5specimenarticlepreparedfromasample(3.4)SOURCE:ISO15906:2007,3.24 AbbreviatedtermsCIconfidenceintervalEIelectronimpactFIDflameionizationdetectorFOGlowvolatile“foggingcompoundsSemi-volatileorganiccompoundspronetocondensationonvehicleinteriorsurfacescausingTogging,ofthewindscreenandotherwindow
33、s?)GCgaschromatographMSDmass-selectivedetectorPESpolyesterfilmTDthermaldesorptionTICtotalionchromatogramTPOthermoplasticpolyolefinfoilVOCvolatileorganiccompound5 SamplingandstorageForsamplingandstorageofthesamples,theconditionsofISO12219-8:2018,Clauses8and10shouldbemet.6 Apparatusandperformancechara
34、cteristics6.1 ApparatusThefollowinglaboratoryequipmentisneeded:一directlycoupledthermaldesorption/gaschromatographysystem;一GC(electroniccontrolofpneumaticsisrecommended;suitableinstrumentsarelistedinAnnexC):一afocusingdevicecomprisingacryofocusingorcold-trappingmechanism,whichcanbeheatedsufficientlyqu
35、icklytoreleasecompoundsofinterestandinjectthemintothecapillaryGCcolumnwithoutdispersion;MSD;emptydesorptiontubeswithinertsurface,internaldiameter4mmto5mm;一afusedsilicaGCcapillarycolumnof5%phenyl-methyl-siloxaneisselected;bondedcolumnsof30mto60m,internaldiameter0,25mmto0,32mmandphasethickness0,25mto0
36、52mareexamplesofcolumnsproventobesuitableforVOCandFOGanalyses;一softwareforequipmentcontrol;一softwareforanalysisofchromatograms.6.2 PerformancecharacteristicsThefollowingrecommendationsregardingtheperformanceshallbeconsidered:一Therecoveryratesofthesinglesubstances(calculatedastolueneequivalent)ofthe
37、checkstandardsolutiondescribein7.3.!shouldbebetween60%and140%underVOCconditions,wherebytherecoveryofthetolueneshouldbeatleast80%andnomorethan120%.一Itshouldbepossibletofallbelowthefollowingdetectionlimits(seeDIN32645,95%confidenceinterval):一IntheVOCruntoluene0,04g,andicosane(C20)0,06g.一IntheFOGrunn-a
38、lkaneC320,2g.一TenaxTAdesorptiontubes:一Withregardtothedensityandamountonthepacking,refertotherecommendationoftheequipmentmanufacturers.Inparticular,careshouldbetakentoensurethattheTenaxTApackingfillsthetubesothatitcanbecoveredcompletelybytheheatedzoneoftheTDinstrumentstubeheater.Thetubesshouldbefille
39、dwithasufficientamountofTenaxTAsothatnosubstancebreakthroughcanoccurduringsamplefeed.Furthermanufacturer-specificinformationisdescribedinformativelyintheCIaUSeC.3.Thisdocumentonlyusessorbenttubesforintroducingstandardstotheanalyticalsystem.Forthedeterminationofthedetectionlimits,differentamountsofth
40、etestsubstancesdissolvedinmethanol(forVOCrun)andn-pentane(forFOG)shouldbeinjectedintodesorptiontubes2)TenaxTAisthetradenameofaproductsuppliedbyBuchem.ThisinformationisgivenfortheconvenienceofusersofthisdocumentanddoesnotconstituteanendorsementbyISOoftheproductnamed.Equivalentproductsmaybeusediftheyc
41、anbeshowntoleadtothesameresults.filledwithTenaxTAanddesorbedat280.ThesplitcharacteristicsandGCconditionsshouldconformtotheVOC/FOGmethodparameters.一Parametersforgaschromatographyforcalibrationandcontrolanalysis(examplesaregiveninTableC.l):一Fortoluenecalibrationandtheanalysisofthecontrolmix,thesamepar
42、ametersshouldbesetasfortheVOCsamplerun(forretentiontimesofthecontrolmix,seeTableB.l).Theonlydifferenceisalaterstartofthedataloggingtomaskoutthemethanolpeak.HexadecanecalibrationiscarriedoutundertheGCconditionsoftheFOGanalysis.Theonlydifferenceisalaterstartofthedataloggingtomaskoutthepentanepeak.一Com
43、paredtothesampleruns,theGCrunscanbeshortenedbyabandoningtheoventemperatureprogramafterelutionofthecalibrationsubstances.7Analysis7.1 GeneralinformationonthermaldesorptionanalysisInaTDanalysis,smallamountsofthematerialareheatedinanemptythermaldesorptiontubeinadefinedprocess.Thevolatilesubstancesemitt
44、edduringthisprocessarecarriedbymeansofaGCcarriergastothefocusingtrapwithprogrammabletemperature.AschemeoftheprocessisgiveninFigure1.Followingtheheatingphase,thefocusingtrapisheatedupquicklyto280.Thefocusedsubstancesaredesorbedduringthisprocess.Theyaresplitduringtransfertothegas-chromatographicsepara
45、tioncolumnandaredetectedbymassspectrometry.CalibrationwithreferencesubstancesallowsforaSemiquantitativeestimationtobecarriedout,expressedasgg.ToluenefortheVOCanalysisandn-hexadecanefortheFOGvalueareusedasquantitativereferencesubstances.Usingmassspectraandretentionindices,thesubstancescanbeidentified
46、CarriergasaVOC:30minat90oC.bFOG:60minat120.Figure1Principleofthermaldesorption7.2 CleaningofthedesorptiontubesAlldesorptiontubesusedshouldbecompletelyfreeofcontamination.Newtubesshouldalsobecleanedcarefullybeforeinitialusebymeansofanappropriatemethod.Thefollowingprocedureisrecommendedforglasstubes.
47、一Cleantheglasstubesbystoringtheminanalkalinecleaningsolutionforseveralhours,preferablyovernight.Then,rinsethoroughly,firstunderrunninghotwaterforatleastoneminuteandsubsequentlywithdeionizedwater.一Drythetubesinadryingovenforapproximately45minat105andstoreinamannerthatisfreefromcontamination(e.g.wrapp
48、edairtightinaluminiumfoil)untilused.7.3 Systemchecks7.3.1 GeneralTheperformanceoftheequipmentsystemshouldbecheckedduringthesampleseriesbyanalysingaperformancecheckstandardsolution(see7.3.1).Thecheckstandardsolutionshouldcontainnon-polar,polaralkalineandacidiccomponentswhichwoulddemonstrateanoticeablepeaktailingin
