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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 94520510 <br /> ( ) 686 9600 FAX(510)686 9689 <br /> Analytical 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> gro West, Inc Client Project ID shell,4,315 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# 412-0210 <br /> ' TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample Sample Sample Sample <br /> Analyte Limit I D I D I D I D I D. I.D <br /> mg/kg 412-0210 412-0211 412-0212 412-0213 412-0214 412-0215 <br /> PL 1 PL-2 PL-3 PL-4 PL-5 PL-6 <br /> Furgeable <br /> Hydrocarbons 1 0 25 9,700 110 11,000 N D 13 <br /> Benzene 00050 00054 N D 0 78 N D 00058 N D <br />' Toluene <br /> 00050 0 022 35 10 74 N D N D <br /> Ethyl Benzene 00050 0 013 82 024 130 N D 0 086 <br /> Totai Xylenes 00050 0 026 600 1 7 580 0 012 0 011 <br /> Chromatogram Pattern C6-1012 C6-C12 C6-1312 C6-C12 C6-1012 C6-C12 <br /> Quality Control Data <br />' Report Limit Multiplication Factor 1 0 250 20 500 1 0 1 0 <br /> Date Analyzed 12/9/94 12/8/194 12/8/94 12/8/94 12/9/94 12/12/94 <br />' Instrument Identification GCHP-1 GCHP-1 GCHP-1 GCHP-1 GCHP-1 GCHP-1 <br />' Surrogate Recovery, % 930 85 116 91 96 <br /> (QC Limits = 70-130%) <br />' Purgeabie 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 Please Note <br /> #1624 "Matrix interferenceei <br /> eLAP <br /> da C Schneider <br /> Project Manager <br />' 4120210 FUG <t> <br />