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Redwood City, CA 0 (650) 364-9600 FAX(650)364-9233 <br />Walnut Creek. CA 94598 (925) 988-9600 FAX(925)988-9673 <br />Sacramento, CA 95834 (916) 921-9600 FAX (916) 921-0100 <br />Petaluma, CA 94954 (707) 792-1865 FAX(707)792-0342 <br />Detection Limit <br />Sequoia <br />,—!D— <br />hesapeake Drive <br />404 N. Wiget Lane <br />Analytical <br />819 Striker Avenue, Suite 8 <br />1455 McDowell Blvd. North, Ste. D <br />30-A Lindbergh Ave. Sample Descript: Soil, D-3(4) <br />Livermore, CA 94550 Analysis Method: EPA 8260 <br />Attention: Katy Racke Lab Number: 810-0204 <br />QC Batch Number: SP0929988260EXA <br />Instrument ID: GC/MS-2 <br />Received: <br />Analyzed: <br />Reported: <br />Oct 1, 1 <br />Oct 2, 1 <br />Oct 6, 1 <br />Oct 6, 1 <br />Analyte <br />Detection Limit <br />Sample Results <br />Ng/kg <br />N9/kg <br />Ethanol.............................................................................. <br />25,000 ..................................... <br />N.D. <br />t-Butanol............................................................................ <br />5,000 ..................................... <br />N.D. <br />Methyl t -Butyl Ether (MTBE) ............................................. <br />100 ..................................... <br />N.D. <br />Di -Isopropyl Ether(DIPE)................................................. <br />100 ..................................... <br />N.D. <br />Ethylt -Butyl Ether (ETRE)................................................. <br />100 ..................................... <br />N.D. <br />t -Amyl Methyl Ether (TAME) ............................................. <br />100 ..................................... <br />N.D. <br />Surrogates <br />Control Limit % <br />% Recovery <br />1,2-Dichloroethane-d4...................................................... <br />50 150 ..................................... <br />93 <br />Analytes reported as N.D. were not present above the stated limit of detection. <br />SEQUOIA ANALYTICAL, #1271 <br />J ianne Fegley <br />Project Manager <br />8100202.ALT <4> <br />