Designation:F2980−13StandardTestMethodforAnalysisofHeavyMetalsinGlassbyFieldPortableX-RayFluorescence(XRF)1ThisstandardisissuedunderthefixeddesignationF2980;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1ThistestmethodcoversfieldportableX-rayfluores-cence(XRF)spectrometricproceduresforanalysesofarsenicandleadinglasscompositionsusingfieldportableenergydispersiveXRFspectrometers.1.2ThemassfractionrangeofarsenicwithinwhichthistestmethodisquantitativeisgiveninTable1.ScopelimitsweredeterminedfromtheinterlaboratorystudyresultsusingtheapproachgiveninPracticeE1601.1.3ThemassfractionrangeforwhichleadwastestedisgiveninTable1.However,leadresultscannotbeconsideredquantitativeonthebasisofsingle-sampleresultsbecausetheprecisionperformanceisnotgoodenoughtoallowlaboratoriestocompareresultsinaquantitativemanner.NOTE1—Theperformanceofthistestmethodwasevaluatedusingresultsbasedonsingle-sampledeterminationsfromspecimenscomposedofglassbeads.Onelaboratoryhasdeterminedthatperformancecanbesignificantlyimprovedbybasingreportedresultsonthemeanofdeter-minationsfrommultiplesamplestoovercomeinherentheterogeneityofelementsinglassbeads,especiallytheelementlead.Additionalinforma-tionisprovidedinSection17onPrecisionandBias.1.3.1Toobtainquantitativeperformance,leadresultsmustconsistoftheaverageoffourormoredeterminations.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.SomespecifichazardsstatementsaregiveninSection7onHazards.2.ReferencedDocuments2.1ASTMStandards:2D75/D75MPracticeforSampli...
