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Sequoia 680 Chesapeake Drive Redwood City,CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> 4D 1 404 N Wiget lane Walnut Creek,CA 94598 (510) 988 9600 FAX(5t0)988 9673 <br /> %70 Analytical 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> Blaine Tech Services - Client Proj ID Chevron 9-8264/970107-Z2 Sampled 01/07/97 <br /> 1680 Rogers Avenue Sample Descript MW-3 Received 01/07/97 <br /> San Jose, CA 95112 Matrix LIQUID <br /> Analysis Method 8015Mod/8020 Analyzed 01/09/97 <br /> Attention Fran Thie _ Lab Number 9701261-03 Reported 01 f 15197 <br /> QC Batch Number GC010997BTEX17A <br /> Instrument 1D GCHP17 <br /> Total Purgeable Petroleum Hydrocarbons (TPPH) with BTEX and MTBE <br /> Analyte Detection Limit Sample Results <br /> ug/L ug/L <br /> TPPH as Gas 200 N D <br /> Methyl t-Butyl Ether 10 780 <br /> Benzene 2 0 N D <br /> Toluene 20 N D <br /> Ethyl Benzene 2 0 N D <br /> Xylenes (Total) 2 0 N D <br /> Chromatogram Pattern <br /> Surrogates Control Limits% % Recovery <br /> Trifluorotoluene 70 130 88 <br /> Analytes reported as N D were not present above the stated limit of detection <br /> SEQN LYTICAL - ELAP #1210 <br /> PeggkpAner <br /> Project Manager Page s <br />