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Sequoia 680 Chesapeake Dnve Redwood CiM CA 94063 (650) 364-9600 FAX(650)364 9233 <br /> A 404 N Wiget Lane Walnut Creek,CA 94598 (510) 988-9600 FAX(510)989 9673 <br /> L">`nal__y1Caj 8i9 Sinker Avenue,Suite 8 Sacramento,CA 95834 (916) 921 9600 FAX(916)421-0100 <br /> lY� i trY <br /> I? Ertvlros � Client Pro] ID- Shell 6131 Pacific, Stockton ~8ampled 09%18/97 mM <br /> aw <br /> Em 270 Perkins Ave Sample Descript MW-7-40' Received 09/19/97 <br /> j Sonoma, CA 95476 Matrix SOLID Extracted 09/25/97 E <br /> Analysis Method 8015Mod/8020 Analyzed 09/26/97 <br /> —m Attention JµGaarder _ ___ Lab Number-9709C09-13—_ _ -_-__Reported 10J03J97 F1 <br /> OC Batch Number GC092597BTE XEXB - <br /> Instrument ID GCHP01 <br /> Total Purgeable Petroleum Hydrocarbons (TPPH) with BTEX <br /> Analyte Detection Limit Sample Results <br /> mg/Kg mg/K9 <br /> TPPH as Gas 10 N D <br /> Benzene 00050 N D <br /> Toluene 00050 N D <br /> Ethyl Benzene 00050 N D <br /> Xylenes (Total) 00050 N D <br /> Chromatogram Pattern <br /> Surrogates Control Limits % % Recovery <br /> Trifluorotoluene 70 130 81 <br /> 4-Bromofluorobenzene 60 140 74 <br /> i A <br /> Analytes reported as N D were not present above the stated limit of detection <br /> SEQUOIA LYTICAL - ELAP #1210 <br /> MI a reg0ry Page 39 <br /> Project Manager <br />