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American Environmental Network <br /> PAGE 11 <br /> QUALITY CONTROL DATA <br />' METHOD EPA 8020, 5030 GCFID <br /> AEN JOB NO 9806185 <br /> INSTRUMENT F <br /> MATRIX WATER <br />' Surrogate Standard Recovery Summary <br /> Date Percent Recovery <br /> Analyzed Client Id Lab Id F1uorobenzene <br /> 06/25/98 MW-9 01 95 <br /> 06/25/98 MW-7 02 98 <br /> 06/25/98 MW-6 03 95 <br /> 06/25/98 MW-5 04 95 <br /> 06/25/98 MW-4 05 89 <br /> 06/25/98 MW-3A 06 96 <br />' 06/25/98 MW-2A 07 102 <br /> 06/25/98 T B O8 95 <br /> QC Limits 70-130 <br /> DATE ANALYZED 06/25/98 <br /> SAMPLE SPIKED 9806185-05 <br /> INSTRUMENT F <br /> Matrix Spike Recovery Summary <br /> QC Limits <br /> Spike <br /> Added Percent Percent <br /> Analyte (ug/L) Recovery RPD Recovery RPD <br /> Benzene 200 99 4 70-130 20 <br /> Toluene 200 107 3 70-130 20 <br />' Ethylbenzene 200 112 3 70-130 20 <br /> Total Xylenes 600 103 2 70-130 20 <br />' Dail method blanks for all associated analytical runs showed no contamination <br /> Daily y <br /> at or above the reporting limit <br /> *** END OF REPORT *** <br />