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Y <br /> Sequoia 690 Chesapeake Drive Redwood Cry,CA 94063 (650)364-9600 FAX(650)364-9233 <br /> 404 N Wiget Cane Walnut Geek,CA 94598 (925)998-9600 FAX(925)988-9673 <br /> 819 Striker Avenue Suite 8 Sacramento U 95834 (916)921-9600 FAX(916)921-0100 <br /> Analytical 1alyt1Cal 1455 McDowell Blvd North,Ste D Petaluma,U 94954 (707)79Z-1865 FAX(707)792-0342 <br /> Gettler RyanIGeostrategies Client Prol ID Former Unocal SS#2859 s— Sampled 12/04/98 <br /> 6747 Sierra ourt Suite J Sample Descript MW-9 Received 12/04/98 <br /> Dublin, CA 94568 Matrix LIQUID Extracted 12/15/98 <br /> Analysis Method 8015Mod/8020 Analyzed 12/15/98 <br /> 1 Attention Deanna Harding_ Lab Number 981 2431-1 0 Reported 12�SL98 <br /> DC Batch Number GC121598802002A <br /> Instrument ID HP-2 <br /> Total Purgeabie 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 ... 2.5 .. ..... ... 26 <br /> Benzene 0 50 N D <br /> Toluene 0 50 N D <br /> Ethyl Benzene 0 50 N D <br /> Xyfenes (Total) 0 50 N D <br /> Chromatogram Pattern <br /> Surrogates Control Limits% % Recovery <br /> Tnfiucrotoluene 70 130 106 <br /> • <br /> Analytes reported as w e not present above the stated limit of detection <br /> SEQUOI AL ZCAL - ELAP #1271 <br /> 0 <br /> Tod GraIch <br /> Project ger Page 19 <br />