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LABORATORY REQ RT IKen dy/Jenks/Chilton, Laboratory Division <br /> ` X303 Second Street, Tenth Floor North <br /> San Francisco, CA 94107 <br /> 415-362-6065 <br /> For: Helmick & Lerner, Inc. i Received 12/26/90 f <br /> Attention: Noel Lerner rl Reported 01/09/91 <br /> I. Address: 3750 Auburn Blvd., Suite A <br /> Sacramento, CA 95821 it (HLI Job No. 0089002) ) <br /> Source: SUSD - Stagg High School, Stockton j <br /> Lab. No.: 909703 I <br /> i ! <br /> Sample I.D.: 051 ? i <br /> Matrix: Soil <br /> Depth: 16 ft. <br /> Date Collected: 12/21/90 ` <br /> Time Collected: 1105 3R <br /> Collected by: HLI ' <br /> Date Extracted: 07/04/91 <br /> Date Analyzed: 01/07/91 <br /> Analytical Method: Calif. DHS LUFT Manual <br /> Analysis Units Analytical Results Det. Lim. <br /> ,r <br /> i� <br /> Semivolatile Petroleum <br /> Hydrocarbons mg/Kg <1 1 E <br /> I' <br /> f <br /> r 4 <br /> it E <br /> I I <br /> Iii � II <br /> ik = <br /> Comments: Sample was prepared by EPA Method 3540 (Soxhiettlextrac'�tion), followed by concentration, per ` <br /> DHS/Tri-Regional Board guidelines. Gas chromatographic analysis using 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 received) weight basis. <br /> itIA <br /> r k <br /> Analyst Lynn Perrine Manager <br /> �� Ih <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 malting such distribution agrees to hold the laboratory harmless against all claims of,persons so informed of the contents hereof. <br /> f �� <br />