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Sequoia 680 Chesapeake Drive Redwood City CA 94063 (415) 364 9600 FAX(415) 364-9233 <br /> 1900 Bates Avenue Suite L Concord CA 94520 (510) 686 96W FAX 510 686 9689 <br /> Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 0100 <br />,—Ougro West, Inc Client Project ID Shell,4315 Waterloo Road,Stockton, CA Sampled Dec 7, 1994 <br /> 1050 Melody Lane, Ste 160 Sample Matrix Soil Received Dec 8, 1994 <br /> Roseville, CA 95678 Analysis Method EPA 5030/8015/8020 Reported 12/9,12/94 <br /> Attention David L Poulsen First Sample# 412-0222 <br />' TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> C ION <br /> Reporting Sample Sample Sample Sample Sample Sample <br /> Analyte Limit I D I D I D I D. I D 1 D <br /> mg/kg 412-0222 412-0223 412-0224 412-0225 412-0226 412-0227 <br />' T8000W/15 T8000E/15 5 T7000W/16 T7000E/17 T5000BE/16 T50008W/16 <br /> ��urgeable <br />' Hydrocarbons 1 0 N D 150 N D 4,100 N D 5,000 <br /> Benzene 00050 N D 013 N D N D 0 013 1 8 <br /> Toluene 00050 N D 069 N D 35 00061 55 <br />' Ethyl Benzene 00050 N D 1 1 N D 69 00051 95 <br /> bTotal Xylenes 00050 N D 72 N D 420 0 031 630 <br />' Chromatogram Pattern - C6-C12 C6-C12 - C6-C12 <br /> Quality Control Data <br />' Report Limit Multiplication Factor 1 0 20 1 0 500 1 0 250 <br /> Date Analyzed 12/9/94 12/9/94 12/9/94 12/9/94 12/9/94 12/9/94 <br />' Instrument Identification GCHP-2 GCHP-2 GCHP-1 GCHP-2 GCHP-2 GCHP-1 <br />' Surrogate Recovery, % 88 91 104 85 88 127 <br /> (QC Limits = 70-130%) <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 /> PU�nda! Schneider <br /> Project Manager <br /> 4120210 FUG <3> <br />