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ANALYTICAL METHODS SUMMARY <br /> E4C110188 <br /> 1 <br /> ANALYTICAL <br /> PARAMETER METHOD <br /> BTEX by TO-3 EPA-19 TO-3 <br /> TPH by TO-3 EPA-19 TO-3 <br /> References. <br /> EPA-19 "Compendium of Methods for the Determination of Toxic ' <br /> Organic Compounds in Ambient Air" , EPA/600/4-89/017, <br /> January 1988 <br />