Designation:D1120−11´1StandardTestMethodforBoilingPointofEngineCoolants1ThisstandardisissuedunderthefixeddesignationD1120;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.ε1NOTE—EditorialcorrectionsweremadeinJuly2011.1.Scope*1.1Thistestmethodcoversthedeterminationoftheequi-libriumboilingpointofenginecoolants.Theequilibriumboilingpointindicatesthetemperatureatwhichthesamplewillstarttoboilinacoolingsystemunderequilibriumconditionsatatmosphericpressure.NOTE1—Enginecoolantsmayalsobemarketedinaready-to-useform(prediluted).Thistestprocedureisapplicabletodilutedsolutionsaswellastoconcentrates.NOTE2—TheprocedureforobtainingarepresentativetestsampleofacoolantsolutionthatcontainsanantileakadditiveisfoundinTestMethodD1176.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D1176PracticeforSamplingandPreparingAqueousSolu-tionsofEngineCoolantsorAntirustsforTestingPurposesE1SpecificationforASTMLiquid-in-GlassThermometersE230SpecificationandTemperature-ElectromotiveForce(EMF)TablesforStandardizedThermocouples3.SummaryofTestMethod3.1Sixtymillilitres(twoounces)ofthesampleareboiledunderequilibriumconditionsatatmosphericpressureina100-mLflask.Thetemperatureoftheliquidcorrectedforbarometricpressureistheboilingpoint.4.Apparatus(seeFig.1)4.1Flask—A100-mLround-bottom,short-neck,heat-resistantglassflaskhavinganeckwitha19⁄38standard-taper,femaleground-glassjointanda10-mm(0.4-in)ou...
