Designation:D1120−22StandardTestMethodforBoilingPointofEngineCoolants1ThisstandardisissuedunderthefixeddesignationD1120;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope*1.1Thistestmethodcoversthedeterminationoftheequi-libriumboilingpointofenginecoolants.Theequilibriumboilingpointindicatesthetemperatureatwhichthesamplewillstarttoboilinacoolingsystemunderequilibriumconditionsatatmosphericpressure.NOTE1—Enginecoolantsmayalsobemarketedinaready-to-useform(prediluted).Thistestprocedureisapplicabletodilutedsolutionsaswellastoconcentrates.NOTE2—TheprocedureforobtainingarepresentativetestsampleofacoolantsolutionthatcontainsanantileakadditiveisfoundinPracticeD1176.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesafterSIunitsareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D1176PracticeforSamplingandPreparingAqueousSolu-tionsofEngineCoolantsorAntirustsforTestingPurposesE1SpecificationforASTMLiquid-in-GlassThermometersE230/E230MSpecificationforTemperature-ElectromotiveForce(emf)TablesforStandardizedThermocouples3.SummaryofTestMethod3.1Sixtymillilitres(twoounces)ofthesampleareboiled...
