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Sequoia 680 Chesapeake Drive Redwood City,CA 94063 (650)364-9600 FAX(650)364-9233 <br /> 404 N.Wlget Lane Walnut Creek,CA 94598 (925)988-9600 FAX(925)988-9673 <br /> Analytical 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916)921-9600 FAX(916)921-010 0 <br /> 1455 McDowell Blvd.North,Ste.D Petaluma CA 94954 (707)792-1865 FAX(707)792-0342 <br /> :.:.:. ..`....:..... <br /> aettler-Ryan - Dublin 1✓lient Project ID: Tosco#11195, Lathrop Sampled. Jan 6, 1999 <br /> 6747 Sierra Court, Suite J Sample Descript: Soil, X-2-15.5 Received: Jan 6, 1999:=-:_ <br /> Dublin, CA 94568 Analysis Method: EPA 8260 Analyzed: Jan 15, 1999: <br /> Attention: Clyde Galantine Lab Number: 901 0219 Reported: Jan 21, 1999:;::; <br /> QC Batch Number: MS011399MTBEEXA <br /> Instrument ID: F2 <br /> OXYGENATED COMPOUNDS (EPA 8260) <br /> Analyte Detection Limit Sample Results <br /> N9/k9 !19/k9 <br /> Ethanol.............................................................................. 50,000 .................,................ N.D. <br /> t-Butanol................................................ ........................... 5,000 ..................................... N.D. <br /> Methyl t-Butyl Ether(MTBE)............................................. 100 ..................................... 5,300 <br /> Di-Isopropyl Ether (DIPE)................................................. 100 .,................................... N.D. <br /> Ethyl t-Butyl Ether (ETBE)................................................. 100 <br /> ..................................... N.D. <br /> t-Amyl Methyl Ether (TAME)............................................. 100 .......... ............. N.D. <br /> Surrogates Control Limit% % Recovery <br /> 1,2-Dichloroethane-d4...................................................... 70 121..................................... 86 <br /> Analytes reported as N.D.were not present above the stated limit of detection. <br /> SEQUOIA ANALYTICAL, #1210 <br /> i <br /> vw�'v'WLL.C. <br /> J lanae Fegley <br /> Project Manager <br /> 9010220,GET <4> <br />