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w Sequoia 680 Chesapeake Drive Redwood City CA 94063 (415) 364 9600 FAX (415) 364 9233 <br /> ��•� 1900 Bales Avenue Suite L Concord,CA 94520 (510) 686 9600 FAX(510)686 9689 <br /> 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX (916)921 0100 <br /> Analytical <br /> 'eocon Tient Project CD 58080106-02 Sampled Nov 14, 1994 <br /> 11333 Sunco Dr, Suite 100 Sample Matrix Sod Received Nov 17, 1994 <br /> Rancho Cordova, CA 95742 Analysis Method EPA 5030/8015/8020 Reported Dec 1, 1994 <br /> Attention John Juhrend First Sample # 411-0841 _ <br />' TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br />' Reporting Sample Sample Sample Sample Sample <br /> Analyte Limit I D I D I D I D I D <br /> mg/kg 411-0841 411-0842 411-0843 411-0844 411-0845 <br />' GB10 3 GB10-5 GB10-7 GB10-9 GB10-11 <br /> urges e <br /> Hydrocarbons 1 0 N D 980 N D N D N D <br /> Benzene 00050 N D N D N D N D N D <br /> Toluene 00050 N D 10 N D N D N D <br />' Ethyl Benzene 00050 N D N D N D N D N D <br /> WTotal Xylenes 00050 N D N D N D N D N D <br /> Chromatogram Pattern -- unidentified -- -- -- <br /> Hydrocarbons <br /> C6-C12 <br />' Quality Control Data <br /> Report Limit Multiplication Factor 10 50 10 1 0 10 <br />' Date Analyzed 11/24/94 11/24/94 11/28/94 11/24/94 11/24/94 <br />' Instrument Identification GCHP-2 GCHP-2 GCHP-2 GCHP-2 GCHP-2 <br /> Surrogate Recovery, % 94 98 101 99 98 <br />' (OC Limits = 70-130%) <br /> Purgeable Hydrocarbons are quantitated against a fresh gasolene standard <br /> Analytes reported as N D were not detected at or above the reporting limit <br /> SEQUOIA ANALYTICAL, FLAP #1624 <br /> .le nie Higgins <br /> Project Manager <br /> 4110841 GEC <I> <br /> r <br />