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Sequoia 680 Chesapeake Drive Redwood City,CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> Analytical 1900 Bates Avenue,Suite L Concord,CA 94520 (510) 686 9600 FAX(510)686 9689 <br /> 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916) 921 9600 FAX (916)921 0100 <br /> RESNA <br /> Client Project ID 150047 01, Elkholm Property Sampled Mar 29, 1994 <br /> 1710 Main Street Sample Matrix Water Received Mar 30, 1994 <br /> Escalon, CA 95320 Analysis Method EPA 5030/8015 Mod /8020 Reported Apr 13, 1994 <br /> Attention John Lane First Sample# 4CJ0201 <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample <br /> Analyte Limit I.D. <br /> pg/L 4CJ0201 <br /> EP MW-4 <br /> Purgeabie <br /> Hydrocarbons 50 N D <br /> Benzene 050 N D <br /> Toluene 050 N D <br /> Ethyl Benzene 0 50 N D <br /> Total Xylenes 0 50 N D <br /> Chromatogram Pattern -- <br /> Quality Control Data <br /> Report Limit Multiplication Factor 10 <br /> Date Analyzed 4/8/94 <br /> Instrument Identification GCHP-2 <br /> Surrogate Recovery, % 94 <br /> (QC Limits = 70-130%) <br /> Purgeable Hydrocarbons are quantitated against a fresh gasoline standard <br /> Analytes reported as N D were not detected above the stated reporting limit <br />*SEQUOIA ANALYTICAL, ELAP#1894 <br /> �IJCaJe-- <br /> Vickie Tague Clark <br /> Project Manager 4CJ0201 WAT <1> <br /> �x, <br />