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Sequoia 680 Chesapeake Drive Redwood City CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> b <br /> a_� <br /> Analytical 1900 Bates Avenue Suite L Concord,CA 94520 (510) 686 9600 FAX(510) 686 9689 <br /> 819 Sinker Avenue Suite 8 Sacramento,CA 95834 (916) 921 96400 FAX(916) 921 0100 <br /> '�i <br /> } v 4 n x..• xry }ry'.vr r JC rX'.. <br /> OugroV�est, Inc ' '' Client Project ID Shell,' 1 El�Dtirado, tocktan, CA Sampled Dec 30,r ill>3 <br /> 1050 Melody Lane, Ste 160 Sample Matra Air Received Dec 30, 1994 ' <br /> Roseville, CA 95678 Analysis Method EPA 5030/8015/8020 Reported Jan 4, 1,995 <br /> Attention Sudhakar Talanki First Sample # 412-0988 v v n l <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample <br /> Analyte Limit 1 D I D. <br /> ppmv 412-0988 412-0989 <br /> Influent Effluent <br /> 1230 1230 <br /> Purgeable <br /> Hydrocarbons 1 4 37 N D <br /> Benzene 0 016 N D N D <br /> Toluene 0 013 N D N D <br /> Ethyl Benzene 0 012 N D N D <br />• Total Xylenes 0 012 055 N D <br /> Chromatogram Pattern C6-C12 <br /> Quality Control Data <br /> Report Limit Multiplication Factor 5 0 1 0 <br /> Date Analyzed 12/30/94 12/30/94 <br /> Instrument Identification GCHP-2 GCHP-2 <br /> Surrogate Recovery, % 88 84 <br /> (QC Limits = 70-130%) <br /> Purgeabie Hydrocarbons are quantitated against a fresh gasoline standard <br /> Analytes reported as N 0 were not detected at or above the reporting limit <br /> SEQUOIA ANALYTICAL,, ELAP#1624 <br /> KC Schneider <br /> Project Manager <br /> 4120988 FUG <1 a <br />