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Se(�]1101a 680 Chesapeake Drive Redwood City CA 94063 (650)364-9600 FAX(650)364-9233 <br /> 1 404 N Wlget Lane Walnut Creek,CA 94598 (925)988-9600 FAX(925)988-9673 <br /> a- ) <br /> Analytical 819 Sulker Avenue Suite 8 Sacramento CA 95834 (916)921-9600 FAX(916)921-0100 <br /> 1455 McDowell Blvd North,Ste D Petaluma,CA 94954 (707)792-1865 FAX(707)792-0342 <br /> -1- U <br /> --�_- t-.-. �... t tiliiiJ �•••••••--- -__ 545 L ­-Sampled <br /> Gettler RyanGeostrategies- =Client Prot ID -Unocal SS#54T7, 180179 85 -- _ -=Sampled 11/23/98 -_ <br /> 6747 Sierra Court Suite J Sample Descrlpt TB-LB Received 11/23/98 <br /> Dublin, CA 94568 Matrix LIQUID <br /> Analysis Method 8015Mod/8020 Analyzed 12/02/98 <br /> Attention Deanna Harding _ Lab Number 9811A00-01 _ _ _ Reported 12/17198 <br /> QC Batch Number GC1S20298802005A- --- <br /> Instrument 1D HP5 <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 /> Trlfluorotoluene 70 130 92 <br /> Analytes reported as N D were not present above the stated limit of detection <br /> SEQUOIA ANALYTICAL - ELAP 01271 <br /> '4� '4 Z---- 1C�- <br /> Gr n er <br /> Ject Manager Page t <br />