Designation:E1303−95(Reapproved2010)StandardPracticeforRefractiveIndexDetectorsUsedinLiquidChromatography1ThisstandardisissuedunderthefixeddesignationE1303;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thispracticecoverstestsusedtoevaluatetheperfor-manceandtolistcertaindescriptivespecificationsofarefractiveindex(RI)detectorusedasthedetectioncomponentofaliquidchromatographic(LC)system.1.2Thispracticeisintendedtodescribetheperformanceofthedetectorbothindependentofthechromatographicsystem(staticconditions,withoutflowingsolvent)andwithflowingsolvent(dynamicconditions).1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2E386PracticeforDataPresentationRelatingtoHigh-ResolutionNuclearMagneticResonance(NMR)Spec-troscopy3.SignificanceandUse3.1Althoughitispossibletoobserveandmeasureeachofseveralcharacteristicsofadetectorunderdifferentanduniqueconditions,itistheintentofthispracticethatacompletesetofdetectortestresultsshouldbeobtainedunderthesameoper-atingconditions.Itshouldalsobenotedthattospecifycompletelyadetector’scapability,itsperformanceshouldbemeasuredatseveralsetsofconditionswithintheusefulrangeofthedetector.3.2TheobjectiveofthispracticeistotestthedetectorunderspecifiedconditionsandinaconfigurationwithoutanLCcolumn.Thisisaseparationindependenttest.IncertaincircumstancesitmightalsobenecessarytotestthedetectorintheseparationmodewithanLCcolumninthesystem,andtheappropriateconcernsarealsomentioned.Thetermsandtestsdescribedinthispracticearesufficientlygeneralsothattheymaybea...
