Designation:D8455−22StandardTestMethodforSpeciatedSiloxaneGC-IMSAnalyzerBasedOn-lineforSiloxaneandTrimethylsilanolContentofGaseousFuels1ThisstandardisissuedunderthefixeddesignationD8455;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodisforthedeterminationofspeciatedsiloxaneconcentrationsingaseousfuelsusingon-lineGasChromatographyIon-MobilitySpectrometry(GC-IMS).1.2Units—ThevaluesstatedinSIunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesafterSIunitsareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D3609PracticeforCalibrationTechniquesUsingPerme-ationTubesD3764PracticeforValidationofthePerformanceofProcessStreamAnalyzerSystemsD4150TerminologyRelatingtoGaseousFuelsD4298GuideforIntercomparingPermeationTubestoEs-tablishTraceabilityD5287PracticeforAutomaticSamplingofGaseousFuelsD6299PracticeforApplyingStatisticalQualityAssuranceandControlChartingTechniquestoEvaluateAnalyticalMeasurementSystemPerformanceD6621PracticeforPerformanceTestingofProcessAnalyz-ersforAromaticHydrocarbonMaterials3.Terminology3.1Definitions—FordefinitionsoftermsusedinD03Gas-eousFuelsstandards,refertoTerminologyD4150.3.2DefinitionsofTermsSpecifictoThisStandard:3.2.1siloxanes,n—af...
