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Sequoia 680 Chesapeake Drive Rcdwood Gty,CA 94063 (650) 364-9600 FAX(650)364-9233 <br /> 404 N Wiget Lane Walnut Creek,CA 94598 (510) 988-96W FAX(510)988-9673 <br /> 4 Analytical 819 Sinker Avenue,Suite 8 Sacramento,CA 95834 (916) 9Zt 9600 FAX(916)92t�0100 <br /> 'r g <br /> _ <br /> 71 <br /> Blaine Tech Services Client Prol ID Shell Stockton/970822-J4 Sampled 08/22/97 <br /> 1680 Rogers Avenue Sample Descript EB Received 08/25/97 , <br /> San.lose, CA 95112 Matrix LIQUID <br /> Analysis Method 8015Mod/8020 Analyzed 08/28/97 „ <br /> i <br /> Attention Fran Thie »» Lab Number 9708D38-05 „ _ __ r, , Reported 09108197-_-;'i <br /> QC Batch Number GCO8289713TEX03A <br /> Instrument ID GCHP03 <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 0 50 N D <br /> Xylenes (Total) 0 50 N D <br /> Chromatogram Pattern <br /> Surrogates Control Limits % % Recovery <br /> Trifluorotoluene 70 130 99 <br /> Analytes reported as N were not presedt above the stated limit of detection <br /> SEQU IA YTICAL - ELAP #1210 <br /> Peggy neer <br /> Project Manager Page <br />