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J <br />Client Number: 023200106 <br />Project ID: 2612 S. Air ort Way <br />Stockton, CA <br />Work Order Number: C1-11-796 <br />Table 1 (Continued) <br />ANALYTICAL RESULTS <br />Total Petroleum Hydrocarbons in Soil <br />by Infrared Spectrometryl <br />EPA 3550 (Mod.)/EPA 418.1 (SM 5520 FC)2 <br />GTEL Sample Number <br />25 <br />26 <br />27 <br />28 <br />Client Identification <br />9F <br />1 FX <br />1 FY <br />3DY <br />Date Sampled <br />11/26/91: <br />11/26/91 <br />11/26/91 <br />11/26/91 <br />Date Prepared <br />11/26/91 <br />11/26/91 <br />11/26/91 <br />11/26/91 <br />Date Analyzed <br />11/26/91 <br />11/26/91 <br />11/26/91 <br />11/26/91 <br />Analyte <br />Quantitation <br />Limit, <br />mg/Kg <br />Concentration, mg/Kg <br />Total Petroleum Hydrocarbons <br />5 <br />12 <br />75000 <br />280 <br />7 <br />Quantitation Limit Multiplier <br />1 <br />i <br />1 <br />1 <br />1. The sample is sonication extracted using a modification of EPA 3550. The extract is analyzed, as in EPA 418.1 (SM <br />5520 CF), to yield results reported as Total Petroleum Hydrocarbons. Results are reported on a wet weight basis. <br />2. Standard Methods for the Examination of Water and Wastewater, 17th ed., American Public Health Association, <br />19$9. <br />GTEL Concord, CA Page 8 of 9 <br />c111796.Doc §GTEL <br />ENVIRONMENTAL <br />® LABORATORIES. INC. <br />