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Sequoia 680 Chesapeake Drive Redwood City,CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> CD <br /> D1900 Bates Avenue, Shite L Concord,CA 94520 (510) 686 9600 FAX (510)686 9689 <br /> Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX (916)921 0100 <br /> eoStrategies Inc Client Project ID Unocal 6389,4707 Pacific Ave ,Stockton Sampled Jul 25, 1994 <br /> 035 Prospect Park Dr, Suite 80 Sample Matrix Soil Received Jul 28, 1994' <br /> Rancho Cordova, CA 95670 Analysis Method EPA 5030/8015/8020 Reported Aug 10, 1994 <br /> Attention Stephen J Carter First Sample # 407-1223 <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample <br /> Analyte Limit ID ID I D <br /> mg/kg 407-1223 407-1224 407-1225 <br /> UT-1 UT-2 UT-3 <br /> Purgeable <br /> Hydrocarbons 10 N D N D D <br /> Benzene 00050 N D N D N D <br /> Toluene 00050 N D N D N D <br /> Ethyl Benzene 00050 N D N D N D <br />*Total Xylenes 00050 N D N D N D <br /> Chromatogram Pattern -- -- <br /> Quality Control Data <br /> Report Limit Multiplication Factor 1 0 1 0 1 0 <br /> Date Analyzed 8/8/94 8/4/94 8/4/94 <br /> Instrument Identification HP-1 HP-1 HP-1 <br /> Surrogate Recovery, % 130 107 117 <br /> (QC Limits = 70-130°/x) <br /> Purgeable Hydrocarbons are quantitated against a fresh gasoline standard <br /> Analytes reported as N D were not detected at or above the reporting limit <br /> QfJ01A ANALYTICAL, ELAP #1624 <br /> Jennie Higgins <br /> Project Manager 4071223 GSI <1 <br />