Designation:E1184−10StandardPracticeforDeterminationofElementsbyGraphiteFurnaceAtomicAbsorptionSpectrometry1ThisstandardisissuedunderthefixeddesignationE1184;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thispracticecoversaprocedureforthedeterminationofmicrogrampermillilitre(µg/mL)orlowerconcentrationsofelementsinsolutionusingagraphitefurnaceattachedtoanatomicabsorptionspectrometer.Ageneraldescriptionoftheequipmentisprovided.Recommendationsaremadeforpre-paringtheinstrumentformeasurements,establishingoptimumtemperatureconditionsandothercriteriawhichshouldresultindeterminingausefulcalibrationconcentrationrange,andmeasuringandcalculatingthetestsolutionanalyteconcentra-tion.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.SpecificsafetyhazardstatementsaregiveninSection9.2.ReferencedDocuments2.1ASTMStandards:2E50PracticesforApparatus,Reagents,andSafetyConsid-erationsforChemicalAnalysisofMetals,Ores,andRelatedMaterialsE131TerminologyRelatingtoMolecularSpectroscopyE135TerminologyRelatingtoAnalyticalChemistryforMetals,Ores,andRelatedMaterialsE406PracticeforUsingControlledAtmospheresinSpec-trochemicalAnalysisD1193SpecificationforReagentWater3.Terminology3.1RefertoTerminologiesE131andE135forthedefinitionoftermsusedinthispractice.3.2DefinitionsofTermsSpecifictoThisStandard:3.2.1atomization—theformationofgroundstateatomsthatabsorbradiationfromalineemissionsource.Theatomizationprocessingraphitefurnaceatomicabsorptionspectrometry(GF-AAS)analysisiscoveredin6.2.3.2.2pyr...
