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Anie, . ail EI71 17 01111 ental Nctlt ()1 <br /> PAGE 4 <br /> QUALITY CONTROL DATA <br /> METHOD EPA 8020, 5030 GCFID <br /> AEN JOB NO 9709328 <br /> INSTRUMENT H <br /> MATRIX WATER <br /> Surrogate Standard Recovery Summary <br /> Percent Recovery <br /> Date <br /> Analyzed Client Id Lab Id Fluorobenzene <br /> 09/24/97 GTI/MW-2 01 105 <br /> QC Limits 70-130 <br /> • DATE ANALYZED 09/24/97 <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 82 19 70-130 20 <br /> Toluene 100 97 6 70-130 20 <br /> Ethylbenzene 100 92 9 70-130 20 <br /> Total Xylenes 300 98 8 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 /> i <br />