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Mic i i(aii Ert ii oiii7t wcil 11 ertt of k <br /> PAGE QR-8 <br /> QUALITY CONTROL DATA <br /> METHOD EPA 8020 5030 GCFID <br /> AEN JOB NO 9712332 <br /> INSTRUMENT F <br /> MATRIX WATER <br /> Surrogate Standard Recovery Summary <br /> Date Percent Recovery <br /> Analyzed Client Id Lab Id Fluorobenzene <br /> 01/02/98 SB3-GW 04 $8 <br /> 01/02/98 SB6-GW 08 97 <br /> 01/02/98 SB4-GW 12 94 <br /> 01/02/98 SB11-GW 24 94 <br /> 01/02/98 SB10-GW 25 93 <br /> 01/02/98 S1-GW 26 92 <br /> QC Limits 70-130 <br /> DATE ANALYZED 01/02/98 <br /> SAMPLE SPIKED LCS <br /> INSTRUMENT F <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 76 10 70-130 20 <br /> Toluene 100 91 5 70-130 20 <br /> Ethylbenzene 100 101 <1 70-130 20 <br /> Total Xylenes 300 107 2 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 />