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Amei scan Envrn-onmental Netwoi k <br /> PAGE 16 <br /> QUALITY CONTROL DATA <br /> AEN JOB NO 9412246 <br /> DATE ANALYZED 12/23/94 <br /> SAMPLE SPIKED 9412246-07 <br /> INSTRUMENT F <br /> MATRIX WATER <br /> Matrix Spike Recovery Summary <br /> Method EPA 8020 5030 GCFID <br /> QC Limits <br /> Spike Average <br /> Added Percent Percent <br /> Analyte (ug/L) Recovery RPD Recovery RPD <br /> wBenzene 19 2 94 6 85-109 17 <br /> Toluene 52 2 99 6 87-111 16 <br /> Hydrocarbons <br /> as Gasoline 500 102 3 66-117 19 <br /> Daily method blanks for all associated analytical runs showed no contamination <br /> over the reporting limit <br /> *** END OF REPORT *** <br />