Designation:D5827−22StandardTestMethodforAnalysisofEngineCoolantforChlorideandOtherAnionsbyIonChromatography1ThisstandardisissuedunderthefixeddesignationD5827;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thistestmethodcoversthechemicalanalysisofenginecoolantforchlorideionbyhigh-performanceionchromatog-raphy(HPIC).Severalothercommonanionsfoundinenginecoolantcanbedeterminedinonechromatographicanalysisbythistestmethod.1.2Thistestmethodisapplicabletobothnewandusedenginecoolant.1.3Coelutionofotherionsmaycauseinterferencesforanyofthelistedanions.Inthecaseofunfamiliarformulations,identificationverificationshouldbeperformedbyeitherorbothfortificationanddilutionofthesamplematrixwiththeanionsofinterest.1.4Analysiscanbeperformeddirectlybythistestmethodwithoutpretreatment,otherthandilution,asrequiredbythelinearrangesoftheequipment.Table1indicatesseveralapplicableanionsandapproximatedetectionlimits.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortoitsuse.1.7Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D1193SpecificationforReagentWaterD1176PracticeforSamplingandPreparingAqueousSolu-tionsofEngineCoolantsorAntirustsforTestingPurposesE691PracticeforConductinganInterlaboratoryStudytoDeterm...
