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PAGE 35 <br /> QUALITY CONTROL DATA <br /> METHOD EPA 3550 GCFID <br /> AEN JOB NO 9609379 <br /> DATE EXTRACTED 10/02/96, 10/03/96 <br /> INSTRUMENT A, C <br /> ' MATRIX SOIL <br /> Surrogate Standard Recovery Summary <br /> Date Percent Recovery <br /> Analyzed Client Id Lab Id n-Pentacosane <br /> 10/07/96 SB-4F 05 66 <br /> 10/08/96 SB-IID 09 66 <br /> 10/08/96 SB-3C 17 90 <br /> 10/08/96 SB-2A 18 91 <br /> 10/08/96 SB-7D 28 85 <br /> QC Limits 55-115 <br /> DATE EXTRACTED 10/01/03 <br /> DATE ANALYZED 10/03/96 <br /> SAMPLE SPICED 9609317-01 <br /> INSTRUMENT C <br /> Matrix Spike Recovery Summary <br /> QC Limits <br /> Spike Average <br /> Added Percent Percent <br /> Analyte (mg/kg) Recovery RPD Recovery RPD <br /> Diesel 40 0 86 2 50-115 20 <br /> Daily method blanks for all associated analytical runs showed no contamination <br /> at or above the reporting limit <br />