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,) R4 P i <br /> ' 680 Chesapeake Drive Redwood City CA 94063 (650)364-9600 FAX(650)364-9233 <br /> Sequoia 404 N Wiget lane Walnut Creek CA 94598 (925)988-9600 FAX(925)988-9673 <br /> a- 819 Striker Avenue Suite 8 Sacramento CA 95834 (916)921-9600 FAX(916)921-0100 <br /> Analytical 1455 McDowell Blvd North Ste D Petaluma,CA 94954 (707) 792-1865 FAX(707)792-0342 <br /> i <br /> ATC Associates, Inc Client Prot ID Farmer Property 62596 0001-01 Sampled 09/24/98 <br /> 1260 Graphics Drive Sample Descript MW-7 Received 09/25/98 <br /> Modesto, CA 95351-1502 Matrix LIQUID <br /> Analysis Method 8015Mod/8020 Analyzed 09/30/98 <br /> Attention Jeanne Hornsey Lab Number 9809G78-07 Reported 10J01 J98 <br /> QC Batch Number GCO93098BTEX03A <br /> Instrument ID GCHP03 <br /> Total Purgeable Petroleum Hydrocarbons (TPPH) with BTEX <br /> Analyte Detection Limit Sample Results <br /> ug/L ug/L <br /> TPPH as Gas 5000 36000 <br /> Benzene 50 4800 <br /> Toluene 50 96 <br /> Ethyl Benzene 50 2400 <br /> Xylenes (Total) 3900 <br /> Chromatogram 50 Pattern Gas <br /> Surrogates Control Limits % % Recovery <br /> Tnfluorotoluene 70 130 87 <br /> I <br /> Analytes reported as N D were not present above the stated limit of detection <br /> SEQUOIA ANALYTICAL - ELAP #1210 <br /> Project M ager Page 7 <br />