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-I LABORATORY REPOR i <br />For: Helmick & Lerner, Inc. <br />Attention: Noel Lerner <br />— Address: 3750 Auburn Blvd., Suite A <br />Sacramento, CA 95821 <br />Source: <br />Lab. No.: <br />Sample I.D.: <br />Matrix: <br />— Depth: <br />Date Collected: <br />Time Collected: <br />— Collected by: <br />Date Extracted: <br />Date Analyzed: <br />Analytical Method: <br />Semivolatile Petroleum <br />Hydrocarbons (1) mg/Kg <br />(1) Identified as diesel. <br />Kennedy/�fenks/Chilton, Laboratory Division <br />303 Second Street, Tenth Floor North <br />San Francisco, CA 94107 <br />415-362-6065 <br />Received 11/21/90 <br />Reported 12/06/90 <br />Edison High School (Sto( <br />908372 <br />014 <br />Soil <br />12.5 ft. <br />11/19/90 <br />1538 <br />HLI <br />11/28/90 <br />11/30-12/03/90 <br />Calif. DHS LUFT Manual <br />, CA) <br />Analytical Results <br />Job No. <br />Det. Lim. <br />1 <br />Comments: Samples were prepared by EPA Method 3540 (Soxhlett extraction), followed by concentration, per <br />DHS/Tri-Regional Board guidelines. Gas chromatographic analysis using flame ionization detection (LUFT <br />Manual procedure, "Modified 8015"), quantitated using disesel response factor. Commercial diesel was <br />used as comparison standard. Results reported in milligrams per kilogram, wet (as received) we' ht basis. <br />Analyst Lynn Perrine Manager <br />— This report applies only to the sample investigated and is not necessarily Indicative of the quality of apparently identical or similar samples. The liability <br />of the laboratory is limited to the amount paid for the report by the issues. The issues assumes all liability for the further distribution of this report or Its <br />contents and by making such distribution agrees to hold the laboratory harmless against all claims of persons so informed of the contents hereof. <br />