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Ghent Number: 023200106 <br />Project ID: 2612 S. Airport 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 />4 <br />EPA 3550 (Mod.)/EPA 418.1 (SM 5520 FC)2 <br />GTEL Sample Number <br />13 <br />14 <br />15 <br />16 <br />Client Identification <br />E5 <br />C2 <br />B2 <br />A2 <br />Date Sampled <br />11/25/91 <br />11/25/91 <br />11/g5/91 <br />11/25/91 <br />Date Prepared <br />11/25/911 <br />11/25/91 <br />11/25/91 <br />11/25/91 <br />Date Analyzed <br />11/25/91f11/25/91 <br />11/25/91 1 <br />111%25/91 <br />Analyte <br />Quantitation <br />Limit, . <br />mg/Kg <br />Concentration, mg/Kg <br />Total Petroleum Hydrocarbons <br />5 <br /><5 <br /><5 <br /><5 <br /><5 <br />Quantitation Limit Multiplier <br />1 <br />1 <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 />1989. <br />GTEL Concord, CA Page 5 of 9 MGTEL <br />C111796.DOC <br />E N V I R O N M E N T A L <br />S LABORATORIES, INC. <br />