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American Environmental Neruvn.A American Environmental Nenrark <br /> PAGE 5 PAGE 6 <br /> QUALITY CONTROL DATA I QUALITY CONTROL DATA <br /> METHOD: EPA 3550 GCFIO METHOD: EPA 8010 <br /> AEN JOB NO: 9409388 AEN JOB NO: 9409388 <br /> DATE EXTRACTED: 09/30/94 INSTRUMENT: G <br /> INSTRUMENT: C MATRIX: SOIL <br /> MATRIX: SOIL Surrogate Standard Recovery Summary <br /> Surrogate Standard Recovery Summary I <br /> Percent Recovery <br /> Percent Recovery Date Bromochloro- 1-8romo-3-chloro- <br /> Date Analyzed Client Id. Lab Id. methane propane <br /> Analyzed Client Id. Lab Id. n-Pentacosane i <br /> 09/29/94 CCH C-LOT-2 01 90 83 <br /> 10/04/94 CCN C-LOT-2 01 D QC Limits: 62.137 53-143 <br /> OC Limits: 45.120 <br /> D: Surrogate diluted out <br /> DATE ANALYZED: 09/29/94 <br /> SAMPLE SPIKED: 9409329.01 <br /> DATE EXTRACTED: 09/30/94 INSTRUMENT: G <br /> DATE ANALYZED: 09/30/94 <br /> SAMPLE SPIKED: 9409311-09 Matrix Spike Recovery Summary <br /> INSTRUMENT: 0 <br /> Matrix Spike Recovery Summary OC Limits <br /> Method: EPA 3550 GCFID Spike Average <br /> Added Percent Percent • <br /> OC Limits Analyte (ug/kg) Recovery RPD Recovery RPD <br /> Spike Average <br /> Added Percent Percent 1.1-Dichloroethene 500 90 4 48-111 12 <br /> Analyte (mg/kg) Recovery APD Recovery RPD Trichloroethene 500 95 4 63-129 8 <br /> Chlorobenzene 500 Be 2 56-I14 13 <br /> Diesel 40 74 2 44.108 13 <br /> Daily method blanks for all associated analytical runs shaved no contamination Daily method blanks for all associated analytical runs showed no contamination <br /> over the reporting limit. over the reporting limit. except methylene chloride (11 ug/kg). <br />