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Sequoia 680 Chesapeake Dnve Redwood City,CA 94063 (650) 364%W FAX(650)364 9233 <br /> 404 N %&ct Lara Walnut Creek,CA 94598 (510) 988 9600 FAX(510)988 9673 <br /> �,�► Analytical 819 Sinker Avenue,Suite 8 Sacramento,CA 95834 (916) 921-9600 FAX(916)921 0100 <br /> g Gettler Ryan/G eostrategies Client Prod ID T Unocal SS#5886�- Sampled- 03/25/98 - 9 <br /> 6747 Sierra Court Suite J Sample Descrlpt TB-LB Received 03/25/98 <br /> Dublin, CA 94568 Matrix LIQUID <br /> w Analysis Method 8015Mod/8020 Analyzed 04/03/98 <br /> Attention Deanna Harding_-_-_ ,_ _ _-Lab Number_9803G82-01 __ Reported 04JQS <br /> = <br /> -zz <br /> QC BatEF Numbe-r -- <br /> Instrument ID GCHP09 <br /> Total Purgeable Petroleum Hydrocarbons (TPPH) with BTEX and MTBE <br /> Analyte Detection Limit Sample Results <br /> ug/L ug/L <br /> TPPH as Gas 50 N D <br /> Methyl t-Butyl Ether 25 N D <br /> Benzene 050 N D <br /> Toluene 050 N D <br /> Ethyl Benzene 050 N D <br /> Xylenes (Total) 050 N D <br /> Chromatogram Pattern <br /> Surrogates Control Limits % % Recovery <br /> Tritluorotoluene 70 130 102 <br /> i <br /> Analytes reported as N D were not present above the stated limit of detection <br /> SEQUOIA ANALYTICAL - ELAP #1271 <br /> 0 <br /> Project anPae t <br /> 9 <br />