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404 N Wiget Lane <br /> �M Sequoia Walnut Creek,CA 94598 <br /> (925)988-9600 <br /> Analytical FAX`92,S <br /> )988-9673 <br /> ettler-'Ryan-'Dublin Client project ID Unocal Clrclle K SS#1205, Lathrop Sampled Jul '16, 1999 <br /> 747 Sierra Court, Suite J Sample Descript Water, MW-3 * Received Jui 16, 1999" <br /> Dublin, CA 94568 Analysis Method EPA 8260 Analyzed Jul 31, 1999"l <br /> Attention Deanna Harding Lab Number 907-1251 Reported Aug 3, 1999 p} <br /> ,-„ ,- ....,, h ,,.... v ....vwn vn .tis�`,wv,- ,. v ,. ,w. ,. ,. ` `,.>5} .. '�V'a+ .v'V v ,.w ,. ^'i~ ..my � w nN,. ✓ ���b.✓r. <br /> OXYGENATED COMPOUNDS (EPA 8260) <br /> Analyte Detection Limit Sample Results <br /> N9/L NJ/L <br /> Ethanol . . .. 500 N D <br /> t-Butanol .. 100 N D <br /> Methyl t-Butyl Ether(MTBE) .. 20 N D <br /> Di-Isopropyl Ether(DIPS) 20 N D <br /> Ethyl t-Butyl Ether(ETBE) 20 N D <br /> t-Amyl Methyl Ether (TAME) 20 N D <br /> Surrogates Control Limit% %Recovery <br /> Dibromofl uoro methane 50 150 89 <br /> 1,2-Dichloroethane-d4 50 150 90 - <br /> L <br /> Analytes reported as N D were not present above the stated limit of detection <br /> SEQUOIA ANALYTICAL, #1271 Please Note <br /> • ' Analyzed past holding time by 24 min <br /> panne Fegiey <br /> roiect Manager <br /> 9071248 GET <4> <br />