EPA METHOD 8315A Determination of Carbonyl Compounds

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1、METHOD8315ADETERMINATIONOFCARBONYLCOMPOUNDSBYHIGHPERFORMANCELIQUIDCHROMATOGRAPHY(HPLC)1.0SCOPEANDAPPLICATION1.1Thismethodprovidesproceduresforthedeterminationoffreecarbonylcompoundsinvariousmatricesbyderivatizationwith2,4-dinitrophenylhydrazine(DNPH).Themethodutilizeshighperform

2、anceliquidchromatography(HPLC)withultraviolet/visible(UV/vis)detectiontoidentifyandquantitatethetargetanalytes.Thismethodincludestwoproceduresencompassingallaspectsoftheanalysis(extractiontodeterminationofconcentration).Procedure1isappropriatefortheanalysisofaqueous,soilandwaste

3、samplesandstacksamplescollectedbyMethod0011.Procedure2isappropriatefortheanalysisofindoorairsamplescollectedbyMethod0100.Thelistoftargetanalytesdiffersbyprocedure.Theappropriateprocedureforeachtargetanalyteislistedinthetablebelow.abbCompoundCASNo.Proc.1Proc.2Acetaldehyde75-07-0X

4、XAcetone67-64-1XAcrolein107-02-8XBenzaldehyde100-52-7XButanal(Butyraldehyde)123-72-8XXCrotonaldehyde123-73-9XXCyclohexanone108-94-1XDecanal112-31-2X2,5-Dimethylbenzaldehyde5779-94-2XFormaldehyde50-00-0XXHeptanal111-71-7XHexanal(Hexaldehyde)66-25-1XXIsovaleraldehyde590-86-3XNonan

5、al124-19-6XOctanal124-13-0XPentanal(Valeraldehyde)110-62-3XXPropanal(Propionaldehyde)123-38-6XXm-Tolualdehyde620-23-5XXo-Tolualdehyde529-20-4Xp-Tolualdehyde104-87-0XaChemicalAbstractServiceRegistryNumber.bThetwoprocedureshaveoverlappinglistsoftargetcompoundsthathavebeenevaluated

6、usingmodificationsoftheanalysis.Refertotherespectiveprocedurenumberwhenchoosingtheappropriateanalysistechniqueforaparticularcompound.1.2Methoddetectionlimits(MDL)usingprocedure1arelistedinTables1and2.SensitivitydataforsamplingandanalysisbyuseofMethod0100(procedure2)aregiveninTab

7、le3.TheMDLCD-ROM8315A-1Revision1December1996foraspecificsamplemaydifferfromthelistedvalue,dependingupontheinterferencesinthesamplematrixandthevolumeofsampleusedintheprocedure.1.3TheextractionprocedureforsolidsamplesisoutlinedinSec.7.1ofthismethod.1.4Whenthismethodisusedtoanalyze

8、unfamiliarsamplematrices,compoundidentification