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`ems 't INEI <br /> x <br /> -a <br /> i <br /> to <br /> LABORATORY REPORT PACIFIC ENVIRONMENTAL LABORATORY <br /> 674 Harrison Street <br /> San Francisco, CA 94107 <br /> 415-243-2580 <br /> For Helmick & Lerner, Inc. <br /> Attention Johr RusEall Received 08/20/9]. <br /> Address 3750 Auburn Blvd., Suite A Reported 08/28/91 <br /> Sacramento, CA 95821 <br /> Quality Control Page <br /> Source: Stockton Unified school District, Praj. No. 0089003 <br /> Lab. No. : 917642 <br /> Sample I.D. : 132 <br /> Matrix: soil <br /> Depth: <br /> Date Collected: 08/19/91 <br /> Time Collected: 1048 <br /> Collected by: HLI <br /> N Date Extracted: -- <br /> - Date Analyzed: 08/25/91 <br /> EPA Method: <br /> Analysis Units Replicate Analytical Results Det. Lim. <br /> Lead (Pb) (1) mg/Kg 12.7 13.7 Spk. Rec. 108% 0.2 <br /> i <br /> - i <br /> } <br /> Comments: (1) Analysis by inductively coupled argon plasma emission <br /> spectroscopy. Results reported in milligrams per kilogram. <br /> Iw <br /> r' <br /> Analyst Elizabeth Alward - Manager <br /> ,'•,�, <br /> } i This-report applies only to the sample investigated and is not necessarily indicative of the quality of apparently identical or <br /> similar samples. The liability of the laboratory is limited to the amount paid for the report by the issues. The issuee assumes <br /> ell liability for the further distribution of this report or its contents and by <br /> e contents hereof. <br /> making such distribution agrees to bald the <br /> laboratory harmless against all claims of persons so informed of th <br /> i <br />