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Sequoia 684 Chetapeake Drive Redwood City.CA 94093 (630) 664 9600 FAX(690)364-9233 <br /> 404N Viso Lane Walnut Creek,CA 44598 (510) 988 9600 FAX(514)988 9d73�i Analytical 819 StniLer Avenue Suite a Sacramento CA 93534 (916) 921 9600 FAX(916)931 0100 <br /> iini ..., ,.� .:F hair -:• ' u� = n:"'w <br /> E Pacific Environmental Group - -Clientim—Prof ID 311-174 1 A/5447,Stockton Sampled 02/04/98 <br /> 2025 Gateway Place,Suite 440 Sample Descript SW-20 Received 02/05/90 r <br /> San.lose, CA 95110 Matrix SOLID Extracted 02/18/98 <br /> Analysis Method EPA 8250 Analyzed 021119/98 n <br /> Attention J Nell1 an _ Lab Number 9802975-04 Reported 02/20/ Ln <br /> .R.r_—c-- EancnNrnm � _ _ � I IMM 1 7r n <br /> .•••� � ui!�'F"" s�utUFlFtilLdllflllllrl"IIitl111[FFFIIn_4Y#�f ,,.`—�1F3:uitFFFlNWilltn'4W111 SPA..��—__�,..�.._.,F.,' ,F, itq ttla�F3��un .sauuAeF�.u:wfun�8�lu.l� <br /> QC Batch Number MS0217NMTaEEXA <br /> Instrument ID F3 <br /> Oxygenate Compounds (EPA 6260) <br /> Analyte Detection Umtt Sample Results <br /> ug/k9 u9/ba <br /> Ethanol 25000 N D <br /> t-Butanol 5000 N D <br /> Methyl t-Butyl Ether(MTBE) .... .. ... __ 100 _ ... 2400 <br /> DI-Isopropyl Ether(RIPE 100 N D <br /> Ethyl t-Butyl Ether(ELBE) 100 N D <br /> t-Amyl Methyl Ether(TAP 100 N D <br /> Surrogates Control Limits% % Recovery <br /> 1.2-Dichloroetharle-d4 70 121 104 <br /> AnalytAs reported as N D were not probant aboua the stated Ilmh of detat:tfon <br /> SEQUOIA ANALYTICAL - ELAP #1210 <br /> -fit • <br /> Tod Granlcher <br /> Project Manager Pecs g <br /> ZT/ZT a LIZ# 67- 91 VZ-Z0 essl W08=1 <br />