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LCHROMALABNC.. Submission #: 1999-07-0488 <br /> Environmental Services(SDB) <br /> To: Earth Systems Consultants Test Method: 8015M <br /> Attn: Jeanne Buckthal Prep Method:. 3550/8015M <br /> Batch QC Report <br /> Total Extractable Petroleum Hydrocarbons (TEPH) <br /> CLaboratory Control Spike (LCS/LCSD) Soil QC Batch# 1999/08/03-02.10 <br /> LCS: 1999/08/03-02.10-002 Extracted: 08/03/1999 09:00 Analyzed: 08/04/1999 12:08 <br /> LCSD: 1999/08/03-02.10-003 Extracted: 08/03/1999 09:00 Analyzed: 08/04/1999 12:40 <br /> Compound Conc. (mg/Kg) Exp.Conc. [mg/Kg) Recovery(%j' RPD Ctrl. Limits[°%) Flags <br /> LCS LCSD LCS LCSD LCS.LCSD (°%) Recovery RPD LCS LCSD <br /> Diesel 32.1 32.5 41.7 41.7 77.0 77.9 1.2 60-130 25 <br /> Surrogate(s) - <br /> r o-Terphenyl — 20.2 22.0 20.0 —20.0 101.0—1100 60-130 <br /> L � <br /> i <br /> I <br /> i <br /> II <br /> I <br /> I <br /> I <br /> I <br /> j <br /> • j <br /> j <br /> 1220 Quarry Lane'Pleasanton.CA 94566-470 <br /> Telephone:(925)484-1919Facsimile:(925)484-1096 <br /> Printed on:0&06/INS 08:44 Page 5 of 7 <br /> I <br />