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.Ajneric�i.0 Enivirntwic iztal Nem,ork <br /> PAGE 8 <br /> QUALITY CONTROL DATA <br /> METHOD: EPA 8020 <br /> AEN JOB NO: 9706222 <br /> INSTRUMENT: H <br /> MATRIX: SOIL <br /> Surrogate Standard Recovery Summary <br /> Percent Recovery <br /> Date <br /> Analyzed Client Id. Lab Id. Fluorobenzene <br /> 06/19/97 TW-1-5.5 01 101 <br /> QC Limits: 70-130 <br /> DATE ANALYZED: 06/18/97 <br /> SAMPLE SPIKED: LCS <br /> INSTRUMENT: H <br /> Laboratory Control Sample <br /> QC Limits <br /> Spike LCS LCSD LCS <br /> Added Result Result Percent Percent <br /> Analyte (ug/kg) (ug/kg) (ug/kg) Recovery RPD Recovery RPD <br /> Benzene 16.7 18.2 17.5 109 4 60-120 20 <br /> Toluene 59.3 62.4 60.7 105 3 60-120 20 <br /> *** END OF REPORT *** <br />