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American Environmental Nenrnrk American Environmental Nelnrnrk <br /> PAGE 7 PAGE 8 <br /> QUALITY CONTROL DATA QUALITY CONTROL DATA <br /> AEN JOB NO: 9409387 <br /> AEN JOB NO: 9409387 DATE EXTRACTED: 09/30/94 <br /> INSTRUMENT: E INSTRUMENT: B <br /> MATRIX: SOIL MATRIX: SOIL <br /> Surrogate Standard Recovery Summary <br /> Surrogate Standard Recovery Summary Method: EPA 8080 <br /> Method: EPA 8020. 5030 GCFID <br /> Percent Recovery Date Percent Recovery <br /> Date Analyzed Client Id. Lab Id. 2.4,5.6-Tetrachloro-meta-xylene <br /> Analyzed Client Id. Lab Id. Fluorobenzene <br /> 10/04/94 CCW C-WOT-1 01 60 <br /> 10/03/94 CCN C-WOT-1 01 98 <br /> Current OC Limits: 59-115 <br /> Current QC Limits: 84-117 <br /> DATE ANALYZED: 09/29/94 <br /> SAMPLE SPIKED: 9409269-07 <br /> INSTRUMENT: E DATE EXTRACTED: 09/23/94 <br /> DATE ANALYZED: 09/26/94 <br /> Spike Recover Summar SAMPLE SPIKED: LCS <br /> Matrix S <br /> P Y Y � INSTRUMENT: 6 <br /> Method: EPA 8020. 5030 GCFID <br /> Laboratory Control Sample <br /> Method: EPA 8080 <br /> OC Limits <br /> Spike Average <br /> Added Percent Percent OC Limits <br /> Analyte (ug/kg) Recovery RPD Recovery RPD Spike <br /> Added Percent Percent <br /> Benzene 35.5 94 4 80-130 26 Analyte (ug/kg) Recovery Recovery <br /> Toluene 95.7 97 5 75-129 27 <br /> Hydrocarbons A1260 133 121 58-147 <br /> as Gasoline 1000 92 <1 66-128 34 <br /> Daily method blanks for all associated analytical runs showed no contamination Daily method blanks for all associated analytical runs showed no contamination <br /> over the reporting limit. over the reporting limit. <br />