Designation:D888−12´1StandardTestMethodsforDissolvedOxygeninWater1ThisstandardisissuedunderthefixeddesignationD888;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheDepartmentofDefense.ε1NOTE—TableX2.1wascorrectedandtheSummaryofChangeswasaddededitoriallyinJuly2013.1.Scope*1.1Thesetestmethodscoverthedeterminationofdissolvedoxygeninwater.Threetestmethodsaregivenasfollows:Range,mg/LSectionsTestMethodA—TitrimetricProcedure–HighLevel>1.08to15TestMethodB—InstrumentalProbeProcedure—Electrochemical0.05to2016to25TestMethodC—InstrumentalProbeProcedure—Luminescence-BasedSensor0.05to2026to291.2TheprecisionofTestMethodsAandBwascarriedoutusingasaturatedsampleofreagentwater.Itistheuser’sresponsibilitytoensurethevalidityofthetestmethodsforwatersofuntestedmatrices.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.Foraspecificprecautionarystatement,seeNote17.2.ReferencedDocuments2.1ASTMStandards:2D1066PracticeforSamplingSteamD1129TerminologyRelatingtoWaterD1193SpecificationforReagentWaterD2777PracticeforDeterminationofPrecisionandBiasofApplicableTestMethodsofCommitteeD19onWaterD3370PracticesforSamplingWaterfromClosedConduitsD5847PracticeforWritingQualityControlSpecificationsforStandardTestMethodsforWaterAnalysisE200PracticeforPreparation,Standardization,andStorageofStandardandReagentSolutionsforChemicalAnalysis3.Terminology3.1Definitions—Fordefinitionsoftermsusedinthesetestmethods,refertoTerminologyD1129.3.2DefinitionsofTermsSpe...
