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fv �r <br /> Sequoia 680 Chesapeake Drive Redwood City CA 94063 (650)364-9600 FAX(650)364-9233 <br /> 404 N "Set Lane Walnut Crock.CA 94598 (925)988-9600 FAX(925)988-9673 <br /> fr�Il� Analytical $19 Striker Avenue Suite 8 Sacramento CA 95834 (916)921-9600 FAX(916)921-0100 <br /> 1455 McDowell Blvd North Ste D Petaluma.CA 94954 (707)792 1865 FAX(707)792-0342 <br /> • <br /> Gettler Ryan/Geostrategies Client Prol ID Unocal SS#5886/2701 W March Sampled 09/01/98 <br /> 6747 Sierra Court Suite J Sample Descrlpt MW-1 Received 09/02/98 <br /> Dublin, CA 94568 Matrix LIQUID Extracted 09/04/98 <br /> Analysis Method EPA 8015 Mod Analyzed 09/10/98 W <br /> Attention Deanna Harding Lab Number 9809049.02 Reported 10J01J98 <br /> IC Batch Number GC0904980HBPEXC _ <br /> istrument ID GCHP4B <br /> Total Extractable Petroleum Hydrocarbons (TEPH) <br /> Analyte Detection Limit Sample Results <br /> ug/L ug/L. <br /> j EPH as Diesel 50 N D <br /> Chromatogram Pattern <br /> Surrogates Control Limits % % Recovery <br /> -Pentacosane (C25) 50 150 117 <br /> 0 <br /> ,ialytes reported as N D were not present above the stated limit of detection <br /> ,EOUOIA ANAL"CAL - ELAP #1210 <br /> o ranlcher <br /> )rolect Manager Page 3 <br />