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Sequoia 680 L. < peake Drive Redwood City, CA 94061 (650) 364-9600 FAX (650) 364-9233 <br /> 404 N. Wiget Lane Walnut Creek. CA 94598 (925) 988-9600 FAX (925) 988-9673 <br /> 819 Spiker Avenue, Suite 8 Sacramento, CA 95834 (916 ) 921 - 9600 FAX (916 ) 921 - 0100 <br /> Analytical 1455 McDowell Blvd. North, Ste. D Petaluma, CA 94954 (707) 792- 1865 FAX (707) 792-0342 <br /> Gettler-Ryan - Dublin Client Protect ID. Chevron #9 3232, Stockton Sampled : Mar 11 , 1999 ` <br /> 6747 Sierra Court, Suite J Sample Descript: Soil , TK3-S Received : Mar 11 , 19991=: <br /> I Dublin, CA 94568 Analysis Method : EPA 8260 Analyzed : Mar 14, 1999- <br /> Attention : Greg Gurss Lab Number: 903-1100 Reported : Mar 16, 1999:';: <br /> OXYGENATED COMPOUNDS ( EPA 8260) <br /> Analyte Detection Limit Sample Results <br /> pg/Kg Ng/Kg <br /> Ethanol. . . . . . . . . . .. . .. . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . . . 25,000 a . . . . . . . N . D . <br /> t-Butanol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . .. . .. . . . . . . . . 5,000 . . . . . . . . N . D . <br /> Methyl t-Butyl Ether ... . . . . . . . . . . ...... .. . . . . .......loll. . 100 loll..... . . ... . . . . <br /> 110 <br />�I I- sopropy ter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 . . . . . . . . . . . . . . . .. . . . . . . . loll . . . . . . . . . <br /> Ethyl t-Butyl Ether (ETBE) . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 . . . . . . . . . . . . . . . . . . N . D . <br /> t-Amyl Methyl Ether (TAME) . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . . . . 100 . . . . . . . . . . . . . . . . . . I . . . . . . . N . D . <br /> I <br /> Surrogates Control Limit % % Recovery <br /> Dibromofluoromethane. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 150. . . . . . . . . . . . loll . .. . . . . . . . . . . . . . . . . . . 92 <br /> 1 ,2-D ichIoroethane-d4. . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . .. . . . . . . . . . . . . 50 150. . . . . . . . . . . . . .. . . .. . . . . . . . . . . . . . . . . . . 79 <br /> Analytes reported as N.D. were not present above the stated limit of detection, <br /> SEQUOIA ANALYTICAL, r#y1122,711 <br /> J < � 7 O <br /> anne Fegley <br /> Project Manager <br /> 9031092.GET < 20> <br />