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STL ChromaLab Submission #: 2001-05-0569 <br /> 4 Environmental Services(CA 1094) <br /> { = To: San Joaquin Company, Inc. Test Method: 8015M <br /> 8020 <br /> Attn: Bernie Dietz Prep Method: 5030 <br /> 1 <br /> Batch QC Report <br /> Gas/BTEX <br /> Laboratory Control Spike(LCS/LCSD) Water OC Batch#2001106/01-01.05 <br /> LCS: 2001/06101-01.05-006 Extracted: 06/011200110:20 Analyzed 06/01/200110:20 <br /> LCSD: 2001/06101-01.05-007 Extracted: 061011200110:52 Analyzed 061011200110:52 <br /> Compound Conc. [ug/L] Exp.Conc. (ug/L] Recovery[%] RPD Ctrl. Limits[%] Flags <br /> LCS LCSD LCS LCSD LC5 LCSD [%] Recovery RPD LCS LCSD <br /> Gasoline 479 479 500 500 95.8 95.8 0.0 75-125 20 <br /> -' Surrogate(s) <br /> 4-BromoFluorobenzene-FI 450 436 500 500 90.0 87.2 50-150 <br /> f <br /> r->a <br /> Si <br /> .'i <br /> 1220 Quarry Lane'Pleasanton,CA 945564756 <br /> Telephone:(925)484-1919'Facsimile:(925)484-1096 <br /> Printed on:06/07/2001 15:04 Page 12 of 17 <br /> f <br /> I_:a <br />