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(&—Sequoia <br />Analytical <br />=i 270 Perkins Ave. <br />Sonoma, CA 95476 <br />`0 680 Chesapeake Drive Redwood City, CA 94WMf (415) 364.9600 FAX (415) 364-9233 <br />404 N. Wiget Lane Walnut Greek, CA 94598 (510) 988.9600 FAX (510) 988-9673 <br />819 Striker Avenue, Suite 8 Sacramento, CA 95834 (916) 921-9600 FAX (916) 921-0100 <br />Client Proj. ID: Shell 3011 BenjE <br />Sample Descript: SS2D <br />Matrix: SOLID <br />Analysis Method: 8015Mod/8020 <br />Extracted: 10/OE <br />Analyzed: 10/1C <br />Rpnorted: 10/11 <br />Instrument ID: GCHP22 <br />Total Purgeable Petroleum Hydrocarbons (TPPH) with BTEX <br />Analyte <br />Detection Limit <br />mg/Kg <br />TPPH as Gas <br />1.0 <br />Benzene <br />0.0050 <br />Toluene <br />0.0050 <br />Ethyl Benzene <br />0.0050 <br />Xylenes (Total) <br />0.0050 <br />Chromatogram Pattern: <br />Surrogates <br />TriBuorotoluene <br />Analytes reported as N.D. were not present above the stated limit of detection. <br />SEQUOIA ANALYTICAL - ELAP 01210 <br />Project <br />Control Limits % <br />70 130 <br />Sample Results <br />mg/Kg <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />% Recovery <br />75 <br />Page: 9 <br />