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Superior Prd*sion .Anaerical. <br /> 825 Arnold Drive, Suite 1 14 Martinez, California 94553 (510) 229-1512/fax (510) 229-1526 <br /> C E R T I F I C A T E O F A N A L Y S I S <br /> LABORATORY NO. : 87656 DATE RECEIVED: 01/19/93 <br /> CLIENT: Kleinfelder DATE REPORTED: 01/27/93 <br /> CLIENT JOB NO. : 24-220222-A00 DATE SAMPLED: 01/19/93 <br /> ANALYSIS FOR TOTAL LEAD <br /> by SW-846 Method 6010 <br /> LAB Concentration(mg/Kg) <br /> # Sample Identification Total Lead <br /> ---- --------------------- -------------- <br /> 4 74228 5 <br /> 7 74231 ND<5 <br /> mg/kg - parts per million (ppm)Limit for Lead in Soil : 5 mg/kg <br /> QAQC Summary: MS/MSD Average Recovery 87/890 <br /> Duplicate RPD 2% <br /> Richard Srna, Ph.D. <br /> Aabo4rato-ry Mana er� <br /> Certified Laboratories <br />