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LABORATORY REFIT I Keni, r/Jenks/Chilton, Laboratory Division <br /> 303 Second Street, Tenth Floor North <br /> f San Francisco, CA 94107 <br /> 'I 415-362-6065 j <br /> For: Helmick & Lerner, Inc. ` Received 12/21/90 <br /> Attention: Noel Lerner ii Reported 01/04/91 <br /> Address: 3750 Auburn Blvd., Suite A �# <br /> Sacramento, CA 95821 (HLI Job No. 0089002) ! <br /> Source: SUSD - Stagg High School, Stockton <br /> Lab. No.: 909663 <br /> Sample I.D.: 037 <br /> Matrix: Soil <br /> Depth: 2.75 ft. € <br /> Date Collected: 12/20/90 �� I <br /> Time Collected: 1116 <br /> Collected by: HLI <br /> Date Extracted: 12/26/90 <br /> f' Date Analyzed: 12/27/90 t <br /> I L Analytical Method: Calif. DHS LUFT Manual <br /> Analysis Units Analyti 'cal Res'Its Det. Lim. <br />{ <br /> Semivolatile Petroleum j <br /> Hydrocarbons mg/Kg <1 ! 1 <br /> � t <br /> lif . <br /> Comments: Sample was prepared by EPA Method 3540 (Soxhleti°extraction), followed by concentration, per <br /> DHSITriRegional Board guidelines. Gas chromatographic analysis using <br /> -- flame ionization detection (LUFT I <br /> Manual procedure, "Modified 8015"), quantitated using diesel response factor. Commercial diesel was <br /> used as comparison standard. Results reported in milligrams per kilogram, wet(as eceived)w fight Is. I <br /> Analyst Lynn Perrine Manager <br /> This report applies only to the sample investigated and is not necessarily indicative of the qu'sfity 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 assurr'rea 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 /> I <br />_. _ _ 4 <br />