Designation:D4190−15StandardTestMethodforElementsinWaterbyDirect-CurrentPlasmaAtomicEmissionSpectroscopy1ThisstandardisissuedunderthefixeddesignationD4190;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thistestmethodcoversthedeterminationofdissolvedandtotalrecoverableelementsinwater,whichincludesdrink-ingwater,lakewater,riverwater,seawater,snow,andTypeIIreagentwaterbydirectcurrentplasmaatomicemissionspec-troscopy(DCP).1.2Theinformationonprecisionandbiasmaynotapplytootherwaters.1.3Thistestmethodisapplicabletothe15elementslistedinAnnexA1(TableA1.1)andcoverstherangesinTable1.1.4Thistestmethodisnotapplicabletobrinesunlessthesamplematrixcanbematchedorthesamplecanbedilutedbyafactorof200upto500andstillmaintaintheanalyteconcentrationabovethedetectionlimit.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D1066PracticeforSamplingSteamD1129TerminologyRelatingtoWaterD1193SpecificationforReagentWaterD2777PracticeforDeterminationofPrecisionandBiasofApplicableTestMethodsofCommitteeD19onWaterD3370PracticesforSamplingWaterfromClosedConduitsD4841PracticeforEstimationofHoldingTimeforWaterSamplesContainingOrganicandInorganicConstituentsD5810GuideforSpikingintoAqueousSamplesD5847PracticeforWritingQualityControlSpecificationsforStandardTestMethodsforWaterAnalysisE1097GuideforDeterminationofVariousElementsbyDirectCurrentPlasmaAtomicEmissionSpectrometry3.Terminology3.1Definitions—Fordefinitionsoftermsusedinthistestmethod,refertoTerminolog...
