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Sequoia _ 680 Chesapeake Drive— - Redwood City CA 940631-''1(415)'36419600- = FAX-(415)164 9233 <br /> 1900 Bates Avenue Suite L Concord CA 945209689 <br /> �,Ip Analytical (510) 921 9600 FAX (516)921 0100 <br /> f 819 Straker Avenue Suite S Sacramento CA 95534 (916) 92l 9600 FAX(9!6)92[ 0100 <br /> et <br /> Geocon Client Project ID 58080 06-02/South Hutchins St Lodi, CA Sampled 11/9, 10/94 <br />' 11333 Sunco Dr, Suite 100 Sample Matrix Sod Received Nov 11, 1994 <br /> Rancho Cordova, CA 95742 Analysis Method EPA 5030/8015/8020 Reported Nov 29 1994 <br /> Attention Rick Walls First Sample # 411-0489 <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample Sample Sample Sample <br /> Analyte Limit I D I D I D. I D I D I D <br /> mg/kg 411-0489 411-0490 411-0491 41 1-0492 '411-0493 411-0494 <br /> MW4-5 MW4-8 MW4-11 13138-3 G68-7 1368-9 <br /> Purgeable <br /> Hydrocarbons 10 N D N D N D 78 130 N D <br /> a <br /> Benzene 00050 N D N D N D N D N D N D <br /> Toluene 00050 N D N D N D N D N D N D <br /> Ethyl Benzene 00050 N D N D N D N D 017 N D <br /> Total Xylenes 00050 N D N D N D 0 076 068 N D <br /> Chromatogram Pattern unidentified Unidentified <br /> Hydrocarbons Hydrocarbons <br /> >C8 >C7 <br />' Quality Control Data <br /> Report Limit Multiplication Factor 1 0 1 0 1 0 10 10 1 0 <br /> Date Analyzed 11/23/94 11/23/94 11/23/94 11/23/94 11/23/94 11/24/94 <br />' Instrument Identification GCHP-1 GCHP-1 GCHP-1 GCHP-1 GCHP-1 GCHP-1 <br /> Surrogate Recovery, % 98 95 94 103 103 91 <br /> (QC Limits = 70-130%) <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 /> SEQUOIA ANALYTICAL, FLAP #2000 <br /> .3e ie Higgins <br /> Project Manager 4110489 GEC <1> <br />