FINALREPORTonINTERLABORATORYCOOPERATIVESTUDYOFTHEPRECISIONANDACCURACYOFTHEMEASUREMENTOFSULFURDIOXIDECONTENTINTHEATMOSPHEREUSINGASTMMETHODD2914J.F.FosterandG.H.BeattyBattelleMemorialInstituteASTMDATASERIESPUBLICATIONDS55-S1Listprice$5.0005-055010-17•AMERICANSOCIETYFORTESTINGANDMATERIALS1916RaceStreet,Philadelphia,Pa.19103BYAMERICANSOCIETYFORTESTINGANDMATERIAL1974LibraryofCongressCatalogCardNumber:73-94363NOTETheSocietyisnotresponsible,asabody,forthestatementsandopinionsadvancedinthispublication.S.Battelleisnotengagedinresearchforadvertising,salespromotion,orpublicitypurposes,andthisreportmaynotbereproducedinfullorinpartforsuchpurposes.\/PrintedinWestPoint.Pa.March1974TABLEOFCONTENTSPageINTRODUCTION1SUMMARYOFRESULTSANDCONCLUSIONS1EXPERIMENTALPROGRAM3ASTMTestMethodD29143Preparation3Collection4Analysis4Apparatus5SampleGeneratingSystem8SpikingProcedure12SamplingProcedure12TestSites14SiteNo.1,LosAngeles,California14SiteNo.2,Bloomington,Indiana15SiteNo.3,Manhattan,NewYorkCity15ParticipatingLaboratories.....15STATISTICALDESIGNOFEXPERIMENTALPROGRAM17STATISTICALANALYSISOFSULFURDIOXIDEMEASUREMENTS22StatisticalMeasures22Reproducibility22Repeatability22Accuracy22Comparability23AnalysisofReproducibility23ExperimentalData23EvaluationofReproducibility33AnalysisofRepeatability39ExperimentalData39EvaluationofRepeatability44AnalysisofAccuracy47AnalysisofComparability50AnalysisofLaboratory,Block,andOutletEffectsUsingLatinSquaresandRandomizedBlocks52DISCUSSIONANDCONCLUSIONS63RECOMMENDATIONS64ACKNOWLEDGEMENTS66REFERENCES68APPENDIXTENTATIVEMETHODOFTESTFORSULFURDIOXIDECONTENTOFTHEATMOSPHERE(WEST-GAEKEMETHOD)71LISTOFTABLESPageTable1.SamplingPatternofSulfurDioxideExperimentsatLosAngelesSite..19Table2.SamplingPatternofSulfurDioxideExperimentsatBloomingtonSite..20Table3.SamplingPatternofSulfurDioxideExperimentsatManhattanSite...21Table4.DataFromSulfurDioxideExperiments(Blocks1-24)atLosAngelesSiteArrangedbyBlockandOutletPosition24Table5.DataFromSulfurDioxideExperiments(Blocks1-24)atBlooming...
