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LSequoia 680 Cfi>fsapeake Drive Redwood City,CA 9406(650)364-9600 FAX(650)364-9233 <br /> •' 404 N.Wiget Lane Walnut Creek.CA 94598 (925)988-9600 FAX(925)988-9673 <br /> 819 Striker Avenue,Suite 8 Sacramento,CA 95834 (916)921-9600 FAX(916)921-0100 <br /> �III� Analytical 1455 McDowell Blvd.North,Ste.D Petaluma,CA 94954 (707)792-1865 FAX(707)792-0342 <br /> L <br /> "`ATC Associates, Inc. Client Proj. ID: Van Dyken Prop/N&S Irrigation Sampled: 07/13/98 <br /> 1260 Graphics Drive Sample Descript: NS-S134-25.0 Received: 07/14/98 <br /> „Modesto, CA 95351-1502 Matrix: SOLID Extracted: 07/23/98 <br /> Analysis Method: 8015Mod/8020 Analyzed: 07/24/98 <br /> Attention: Jeanne mse LabNumber: 9807772-02 Re <br /> orted: 07/28/98 <br /> C Batch Number: GC072398BTEXEXB <br /> strument ID: GCHP01 <br /> Total Purgeable Petroleum Hydrocarbons (TPPH) with BTEX <br /> „Analyte Detection Limit Sample Results <br /> mg/Kg mg/Kg <br /> LTPPH as Gas .................... 50 330 <br /> Benzene 0.25 N.D. <br /> Toluene .................... 0.25 .................... 0.66 <br /> ;Ethyl Benzene .................... 0.25 .................... 0.44 <br /> LChromatogram Xylenes (Total) .................... 0.25 .................... 0.69 <br /> Pattern: <br /> Weathered Gas .................... .................... >C8 <br /> Surrogates Control Limits% % Recovery <br /> LTrifluorotoluene <br /> 70 130 80 <br /> 4-Bromofluorobenzene 60 140 9 O <br /> L <br /> L <br /> L <br /> L <br /> L <br /> Analytes reported as N.D.were not present above the stated limit of detection. <br /> LEQUOIA ANALYTICAL - ELAP 01210 <br /> f � <br /> oect Manager Page: 7 <br /> L <br />