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Is PAGE 5 <br /> t <br /> QUALITY CONTROL DATA <br /> ' METHOD EPA 8020, 5030 GCFID <br /> AEN JOB NO 9802175 <br /> INSTRUMENT F H <br /> MATRIX WATER <br /> Surrogate Standard Recovery Summary <br /> Percent Recovery <br /> Date <br /> ' Analyzed Client Id Lab Id Fluorobenzene <br /> 02/23/98 VW-1 01 90 <br /> ' 02/24/98 VW-2 02 96 <br /> ,• QC Limits 70-130 <br /> DATE ANALYZED 02/23/98 <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 200 90 2 70-130 20 <br /> Toluene 200 91 2 70-130 20 <br /> Ethylbenzene 200 99 2 70-130 20 <br /> Total Xylenes 600 100 1 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 />