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Ariiericcrri E17vir-ol7i7ierttirl Nettirorl, <br /> PAGE 6 <br /> QUALITY CONTROL DATA <br /> METHOD: EPA 8020, 5030 GCFID <br /> AEN JOB NO: 9803375 <br /> INSTRUMENT: H <br /> MATRIX: WATER <br /> Surrogate Standard Recovery Summary <br /> Percent Recovery <br /> Date <br /> Analyzed Client Id. Lab Id. Fluorobenzene <br /> 04/13/98 MW-1 01 98 <br /> 04/03/98 MW-2 02 102 <br /> 04/D3/98 MW-3 03 98 <br /> QC Limits : 70-130 <br /> DATE ANALYZED: 04/03/98 <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 91 3 70-130 20 <br /> Toluene 200 89 3 70-130 20 <br /> Ethylbenzene 200 89 3 70-130 20 <br /> Total Xylenes 600 88 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 />