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I <br /> 25-0000, a o o a o <br /> 0 <br /> February 24, 1997 <br /> Metals QC Report for Sample Log 16440- <br /> From : Southland/Pershing, Stockton (Project#, 020700472/6704) <br /> Matrix : Soil Units : (mg/kg) <br /> Sample Spiked for MS/MSD : 16440-02 <br /> Method Blank <br /> EPA Date Date <br /> Analyte Result MRL Method Digested Analyzed <br /> Lead (Pb) <10 10 6010 02/21/97 02/24/97 <br /> MRL = Method Reporting Limit <br /> ,Laboratory Control Sample (LCS) <br /> Date Date <br /> Analyte % Recovery ;,EPA Method Diqested Analyzed <br /> Lead (Pb) 98. 6010 02/21/97 02/24/97 <br /> LCS Limits are 85 - 115%. <br /> Matrix Spikes <br /> MS MSD EPA Date Date <br /> Analyte % Recov % Recov RPD Method Digested Analyzed <br /> Lead (Pb) 102 .103 1 6010 02/21/97. 02/24/97 <br /> MS = Matrix Spike MSD = Matrix Spike Duplicate RPD = Relative Percent Difference <br /> Spike Recovery Limits for'Matrix Spikes are 75 - 125%. The RPD Limits are f 20%. <br /> Michelle L. Anderson <br /> Inorganics Supervisor <br />