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' American Environmental Network <br /> PAGE 9 <br /> QUALITY CONTROL DATA <br /> METHOD: EPA 8020, 5030 GCFID <br /> AEN JOB NO: 9510278 <br /> ' INSTRUMENT: E <br /> MATRIX: SOIL <br /> Surrogate Standard Recovery Summary <br /> t <br /> Percent Recovery <br /> Date <br /> Analyzed Client Id. Lab Id. Fluorobenzene <br /> ' 10/30/95 SB-6-004 03 99 <br /> 10/30/95 SB-6-008 06 100 <br /> ' QC Limits : 92-110 <br /> AEN JOB NO: 9510278 <br /> DATE ANALYZED: 10/30/95 <br /> ' SAMPLE SPIKED: SAND <br /> INSTRUMENT: E <br /> MATRIX: SOIL <br /> ' Laboratory Control Sample <br /> ' QC Limits <br /> Spike LCS LCSD Average <br /> ' Added Result Result Percent Percent <br /> Analyte (ug/kg) (ug/kg) (ug/kg) Recovery RPD Recovery RPD <br /> ' Benzene 43.2 44.0 43.8 102 <1 60-120 20 <br /> Toluene 126 132 1.26 102 5 60-120 20 <br /> HCs as Gasoline 1000 1190 1150 117 3 60-120 20 <br /> *** END OF REPORT *** <br /> 1 <br />