Designation:D5273−18StandardGuideforAnalysisofPropyleneConcentrates1ThisstandardisissuedunderthefixeddesignationD5273;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1ThisguidecoversalistofthemajorgradesofpropyleneconcentratesproducedinNorthAmerica.Itincludespossiblecomponentsandtestmethods,bothASTMandother,eitheractuallyused,orbelievedtobeinuse,totestfortheseproperties.Thisguideisnotintendedtobeusedorconstruedasasetofspecificationsforanygradeofpropyleneconcen-trate.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D2163TestMethodforDeterminationofHydrocarbonsinLiquefiedPetroleum(LP)GasesandPropane/PropeneMixturesbyGasChromatographyD2384TestMethodsforTracesofVolatileChloridesinButane-ButeneMixturesD2504TestMethodforNoncondensableGasesinC2andLighterHydrocarbonProductsbyGasChromatographyD2505TestMethodforEthylene,OtherHydrocarbons,andCarbonDioxideinHigh-PurityEthylenebyGasChroma-tographyD2712TestMethodforDeterminationofHydrocarbonIm-puritiesinHighPurityPropylenebyGasChromatographyD3227TestMethodfor(ThiolMercaptan)SulfurinGasoline,Kerosine,AviationTurbine,andDistillateFuels(PotentiometricMethod)D3246TestMethodforSulfurinPetrole...
