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Client Number: 023200106 <br />Project ID: 2612 S. Airport Way <br />Stockton, CA <br />Work Order Number: C1-11.796 <br />Table I (Continued) <br />ANALYTICAL RESULTS <br />Total Petroleum Hydrocarbons in Soil <br />by 'Infrared Spectrometry' <br />EPA 3550 (Mod.)/EPA 418.1 (SM 5520 FC)2 <br />GTEL Sample Number <br />09 <br />1.0 <br />11 <br />12 <br />Client Identification <br />A3 <br />El <br />E4 <br />E2 <br />Date Sampled <br />11/25/91 <br />11/25/91 <br />11/25/91 <br />11/25/91 <br />Date Prepared <br />11/25/91 <br />11/25/91 <br />11/25/91 <br />11/25/91 <br />Date Analyzed <br />11/25/91 <br />11/25/91 <br />11/25/91 <br />11/25/91 <br />Quantitation <br />Limit, <br />Analyte <br />mg/Kg <br />Concentration, mg/Kg <br />Total Petroleum Hydrocarbons <br />5 <br />6 <br /><5 <br /><5 <br /><5 <br />Quantitation Limit Multiplier- <br />t <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 />EL Concord, CA Page 4 of 9 <br />01 11 <br />C1 i 1796.DOC <br />IGTEL <br />E N V1 R O N MENTA t <br />LABORATORIES, INC. <br />