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(D !1 Sequoia 680Chesapeake Drive Redwood City,CA 940, {415) 364-96U� PAX AX ;4lSj 364-9233 <br /> q 404 N4 Wiget Lane Walnut Creek,CA 945 (510) 988.9600 FAX(510)988.9673 <br /> Analytical 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916) 921.9600 FAX(916)921.0100 <br /> .............................. } <br /> Touchstone Developments €; - -Client Proj. ID - -9-1452'Chevron9-1452- -Sam led: 09 2795 <br /> i 5807 Balboa Drive Sample Descript: P-3-3.5 <br /> Received- 09%28/95 <br /> { € Oakland, CA 94611=: Matrix: SOLID Extracted: 09/28/95 <br /> ` Analysis Method: 8015Mod/8020 Analyzed:09/28/95 <br /> ==Attention: Robert Mallory s Lab Number: 9509100-11 <br /> : 1 <br /> ....... ...... Re orted 0 <br /> ................. -:::::::::::::::::::::::::::................................:.:::::::::::::::::::::::::::::::-:-.............................................P......................----.fQS <br /> 1...................... <br /> .......... <br /> ............ <br /> . i <br /> : ::::::::::::::::_:::::::::::::::::::::_ ::::::::::::::::::: :: <br /> QC Batch Number: GC092895BTEXEXC <br /> Instrument ID: GCHP06 <br /> Total Purgeable Petroleum Hydrocarbons (TPPH) with BTEX <br /> Analyte I: Detection Limit Sample Results <br /> t mg/Kg mg/Kg <br />{ TPPH as Gas I 1.0 N.D. <br /> Benzene 0.0050 N.D. <br /> Toluene 0.0050 N.D. <br /> i <br /> Ethyl Benzene is 0.0050 N.D. <br /> Xylenes (Total) i 0.0050 N.D. <br /> I Chromatogram Pattern: <br /> Surrogates !i Control Limits % % Recovery <br /> Trifluorotoluene # 70 130 74 <br /> IEi <br /> I � it •� <br /> Il <br /> • `j <br />� E1 <br /> I� le <br /> I� <br /> is <br /> f it <br /> it <br /> Analytes reported as N.D.were not present above the stated limit of detection. <br /> SEQU A ANALYTICAL - ELAP #1210 <br /> :5 �k <br /> Mark Cargasacchi 1 <br /> Project Manager Page: 16 <br />