Designation:E1691–95(Reapproved2001)StandardGuideforEvaluationandAssessmentofAnalyticalChemistryLaboratories1ThisstandardisissuedunderthefixeddesignationE1691;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisguidesetstheminimumrequirementswhichananalyticalchemistrylaboratoryshouldmeettoberecognizedascompetenttocarryoutspecificanalyticalprocedures.1.2Additionalrequirementsandinformationwhichhavetobedisclosedforassessingcompetenceorfordeterminingcompliancewithothercriteriamaybespecifiedbytheorga-nizationorauthoritygrantingtheaccreditation,dependinguponthespecificcharacterofthetaskofthelaboratory.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:E50PracticesforApparatus,Reagents,andSafetyConsid-erationsforChemicalAnalysisofMetals,Ores,andRelatedMaterials2E416PracticeforPlanningandSafeOperationofaSpec-trochemicalLaboratory2E548GuideforGenericCriteriaforEvaluatingLaboratoryCompetence3E876PracticeforUseofStatisticsintheEvaluationofSpectrometricData2E882GuideforAccountabilityandQualityControlintheChemicalAnalysisLaboratory2E994GuideforCalibrationandTestingLaboratoryAc-creditationSystemsGeneralRequirementsforOperationandRecognition3E1187TerminologyRelatingtoConformaityAssessment3E1329PracticeforVerificationandtheUseofControlChartsinSpectrochemicalAnalysis2E1581PracticeforUsingPre-ControlintheInstrumentalAnalysisLaboratory42.2OtherDocuments:ANSI/ASQCQ90QualityManagementandQualityAssur-anceStandards—GuidelinesforSelectionandUse5ISO/IECGuide25GeneralRequirementsfortheCompe-tenceofCalibrationandTestingLaboratories53.Terminology3.1...