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Sequoia 680 Chesapeake Drive Redwood City, CA 940 (415) 364-9600 FAX (415) 364-9233 <br />404 N. Wiget Lane Walnut Creek, CA 94598 (510) 988-9600 FAX (510) 988-9673 <br />4D Analytical 819 Striker Avenue, Suite 8 Sacramento, CA 95834 (916) 921-9600 FAX (916) 921-0100 <br />Ge69fra eegles Inc. Cflent Prosect IU: UNOCAL, Bosco - gl' Sampled: May 14, 1 <br />3164 Gold Camp Dr., Suite 240 Sample Matrix: Soil Received: May 15, 1 <br />Rancho Cordova, CA 95670 Analysis Method: EPA 5030/8020, DHS Luft Reported: May 21, 1 <br />Attention: Greg Gurss First Sample #: 705-0337 <br />uuauty t;ontro' uata <br />Report Limit Multiplication Factor: <br />Reporting <br />Sample <br />Analyte <br />Limit <br />I.D. <br />Surrogate Recovery, %: <br />mg/kg <br />705-0337 <br />SP1 -A, B <br />Composite <br />Purgeable <br />Hydrocarbons <br />1.0 <br />N.D. <br />Benzene <br />0.0050 <br />N.D. <br />Toluene <br />0.0050 <br />N.D. <br />Ethyl Benzene <br />0.0050 <br />N.D. <br />Total Xylenes <br />0.0050 <br />N.D. <br />Chromatogram Pattern: <br />- - <br />uuauty t;ontro' uata <br />Report Limit Multiplication Factor: <br />1.0 <br />Date Analyzed: <br />05/15/97 <br />Instrument Identification: <br />GCHP-1 <br />Surrogate Recovery, %: <br />100 <br />(QC Limits = 60-140%) <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 />EPAI'* M . FRVG <br />Edana M. Fruciano <br />Project Manager/Sacramento Laboratory <br />i i <br />7050337.GSI <1> <br />