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Sequoia <br />15) <br />10680 Chesapeake Drive Redwood City, CA 9400(415) <br />364-9600 <br />FAX (415) 364-9233 <br />Analytical <br />404 N. Wiget Lane Walnut Creek, CA 94598 (510) <br />819 Striker Avenue, Suite 8 Sacramento, CA 95834 (916) <br />988-9600 <br />921-9600 <br />FAX (510) 988-9673 <br />FAX (916) 921-0100 <br />7/27/95 <br />7/27/95 <br />7/27/95 <br />7/27/95 <br />i... '...i............. <br />Environmental <br />.......... .... ............. <br />Client Project Ifs: Unocal #5886 <br />Sampled:ed: ..... <br />....telfa <br />.. J 'u"l.... 2 ... 7'*,** ...1995: ...''..."' <br />3164 Gold Camp Dr., Suite 200 <br />Sample Matrix: Soil <br />Received: <br />Jul 27, 1995:: <br />Rancho Cordova, CA 95670 <br />Analysis Method: EPA 5030/8015/8020 <br />Reported: <br />Jul 31, 1995. <br />Attention: Eric Holm <br />. ......... ................ <br />................ .... ...................... . . ... ... .............. <br />First Sample #: 507-1398 <br />.......... ..... .................... . <br />. ...... ..... x .......... . <br />85 <br />83 <br />TOTAL PURGEABLE <br />PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br />Reporting <br />Sample Sample Sample Sample <br />Sample <br />Sample <br />Analyte Limit <br />I.D. I.D. I.D. I.D. <br />I.D. <br />I.D. <br />mg/kg <br />507-1398 507-1399 507-1400 507-1401 <br />507-1402 <br />507-1404 <br />T-1-3.5 T-2-4 T-3-4 T-4-4 <br />T-5-4.5 <br />T-7-4 <br />Purgeable <br />Hydrocarbons 1.0 <br />N.D. N.D. N.D. N.D. <br />N.D. <br />N.D. <br />Benzene 0.0050 <br />N.D. N.D. N.D. N.D. <br />0.010 <br />N.D. <br />Toluene 0.0050 <br />N.D. N.D. N.D. N.D. <br />N.D. <br />N.D. <br />Ethyl Benzene 0.0050 <br />N.D. N.D. N.D. N.D. <br />N.D. <br />N.D. <br />Total Xylenes 0.0050 <br />N.D. N.D. N.D. N.D. <br />0.0097 <br />N.D. <br />Chromatogram Pattern: <br />uuainy L;omroi uaia <br />Report Limit Multiplication Factor: <br />1.0 <br />1.0 <br />1.0 <br />1.0 <br />1.0 <br />1.0 <br />Date Analyzed: <br />7/27/95 <br />7/27/95 <br />7/27/95 <br />7/27/95 <br />7/27/95 <br />7/27/95 <br />Instrument Identification: <br />GCHP-1 <br />GCHP-1 <br />GCHP-1 <br />GCHP-1 <br />GCHP-1 <br />GCHP-1 <br />Surrogate Recovery, %: <br />83 <br />86 <br />81 <br />81 <br />85 <br />83 <br />(OC 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, ELAP #1624 <br />Linda C. Schneider <br />Project Manager <br />5071398.DLT < 1 > <br />