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An7e7-Ic an Efae>»onniewal Network <br /> • PAGE QR-4 <br /> QUALITY CONTROL DATA <br /> METHOD EPA 8020, 5030 GCFID <br /> AEN JOB NO 9801081 <br /> INSTRUMENT H <br /> MATRIX WATER <br /> Surrogate Standard Recovery Summary <br /> Date Percent Recovery <br /> Analyzed Client Id Lab Id Fluorobenzene <br /> 01/24/98 MW-1 01 99 <br /> 01/24/98 MW-2 02 100 <br /> 01/27/98 MW-3 03 100 <br /> 01/25/98 MW-4 04 100 <br /> 01/24/98 MW-5 05 100 <br /> 01/25/98 MW-6 06 100 <br /> • QC Limits 70-130 <br /> DATE ANALYZED 01/24/98 <br /> SAMPLE SPIKED LCS <br /> INSTRUMENT H <br /> Laboratory Control Sample Recovery <br /> QC Limits <br /> Spike <br /> Added Percent Percent <br /> Analyte (ug/L) Recovery RPD Recovery RPD <br /> Benzene 100 95 3 70-130 20 <br /> Toluene 100 97 2 70-130 20 <br /> Ethylbenzene 100 101 2 70-130 20 <br /> Total Xylenes 300 97 4 70-130 20 <br /> Daily method blanks for all associated analytical runs showed no contamination <br /> at or above the reporting limit <br /> *** END OF REPORT *** <br />