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Sequoia 680 Chesapeake Drive Redwood City CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> 404 N Wiget Lane Walnut Creek CA 94598 (510) 988 9600 FAX(510)988 9673 <br /> Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> = Pacific Environmental Group - Client Prol ID 310-097 1A/0123, Tracy - - - - Sampled 05/19/95 = <br /> = 2025 Gateway Place, Suite 440 Sample Descript U-1 10 5 Received 05/22/95 <br /> = San Jose, CA 95110 Matrix SOLID Extracted 05/25/95 =_ <br /> Analysis Method 8015Mod/8020 Analyzed 05/26/95 <br /> Attention_Maree_Doden Lab Number 9505F62-33 Reported 06j07195 <br /> ICSC Batch Number GC052595BTEXEXB <br /> instrument 1D GCHP18 <br /> Total Purgeable Petroleum Hydrocarbons (TPPH) with BTEX <br /> Analyte Detection Limit Sample Results <br /> mg/Kg mg/Kg <br /> TPPH as Gas - - -- -- - - 200 -- - - 2300 <br /> Benzene 1 0 N D <br /> Toluene .... .. 1 0 - - -- 9.1 <br /> Ethyl Benzene = 1 0 38 <br /> Xylenes (Total) 1 0 170 <br /> Chromatogram Pattern <br /> Weathered Gas . ... C6-C12 <br /> Surrogates Control Limits% % Recove <br /> Trifluorotoluene 70 130 93 <br /> Analytes reported as N D were not present above the stated limit of detection <br /> SEQUD�A ANA YTICAL - ELAP #1210 <br /> Eileen Manning <br /> Project Manager Page 38 <br /> I <br />