Designation:D8340−21StandardPracticeforPerformance-BasedQualificationofSpectroscopicAnalyzerSystems1ThisstandardisissuedunderthefixeddesignationD8340;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.INTRODUCTIONSuccessfuluseofspectroscopicanalyzersinvolvesseveralactivities,includingsampleintroduction,analyzercalibration,andanalyzervalidation.Manyoftheseactivitiesarecoveredinseparateexistingdocuments,butnotnecessarilytiedtogethertherein.Therearealsoactivitiesnotcapturedinexistingdocumentsthatareessentialforspectroscopicmethods.Thispracticeisintendedtopullthesetogetherforuserstoemployandshowtheconfidenceinananalyzersystem.Thispracticeisnotlimitedtospecificanalyzersorapplications.Itdoesprovidecertainrequirementsthatanalyzers,associatedsystems,andsoftwaremustmeet.1.Scope*1.1Thispracticecoversrequirementsforestablishingperformance-basedqualificationofvibrationalspectroscopicanalyzersystemsintendedtobeusedtopredictthetestresultofamaterialthatwouldbeproducedbyaPrimaryTestMethod(PTM)ifthesamematerialistestedbythePTM.1.1.1Thispracticeprovidesmethodologytoestablishthelower/upperpredictionlimitsassociatedwiththePredictedPrimaryTestMethodResult(PPTMR)in1.1withaspecifieddegreeofconfidencethatwouldcontainthePTMresult(iftestedbythePTM).1.1.2Thepredictionlimitsin1.1.1canbeusedtoestimatetheconfidencethatproductreleasedusingtheanalyzersystembasedonaPPTMRthatmeetsPTM-basedspecificationlimitswillmeetPTM-basedspecificationlimitswhentestedbyaPTM.1.2Thepracticecoversthequalificationofon-line,at-line,orlaboratoryinfraredorRamananalyzersusedtopredictphysical,chemical,orperformancepropertiesofliquidpetro-leumproductsandfuels.Infraredanalyzerscanoperateinthenear-infrared(NIR)region,mid-infrared(MIR)region,orboth.1.2.1Thispracticeappliestoallanalyzersystemsthatcanmeettheperformancerequ...
