Designation:D322−97(Reapproved2016)StandardTestMethodforGasolineDiluentinUsedGasolineEngineOilsbyDistillation1ThisstandardisissuedunderthefixeddesignationD322;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope1.1Thistestmethodcoversdeterminationoftheamountofdilutionincrankcaseoilsofengineswhengasolinehasbeenusedasthefuel.NOTE1—Theremaybecasesindispute,therefore,theuserofthistestmethodisadvisedtoestablishwhetherthismethodwillbeaccepted.TheremaybecaseswhereTestMethodD3525resultswillbesetastherefereevalue.1.2ThevaluesstatedinacceptableSIunitsaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.Forspecificprecautionarystatement,see6.4,7.1,and9.3.2.ReferencedDocuments2.1ASTMStandards:2D235SpecificationforMineralSpirits(PetroleumSpirits)(HydrocarbonDryCleaningSolvent)D3525TestMethodforGasolineDiluentinUsedGasolineEngineOilsbyGasChromatographyD4057PracticeforManualSamplingofPetroleumandPetroleumProductsD4175TerminologyRelatingtoPetroleumProducts,LiquidFuels,andLubricantsD4177PracticeforAutomaticSamplingofPetroleumandPetroleumProducts2.2IPMethodsforAnalysesandTesting,VolII,PartI33.Terminology3.1Definitions:3.1.1fueldiluent,n—inusedoilanalysis,unburntfuelcomponentsthatentertheenginecrankcasecausingdilutionoftheoil.3.1.1.1Discussion—Inthistestmethod,thefueldiluentcomponentsbeingdeterminedarefromgasoline.3.1.2usedoil,n—anyoilthathasbeeninapieceofequipment(forexample,anengine,gearbox,transformer,orturbine)whetheroperatedornot.D41753.1.2.1Discussion—Inthistestmethod,usedoilis...
