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July 19, 1996 <br /> Metals QC Report for Sample Log 15118 <br /> From Beacon 641 (Project# 1641 11) <br /> Matrix Sod Units (mg/kg) <br /> Sample Spiked for MS/MSD 1513408 <br /> Method Blank <br /> EPA Date Date <br /> Analyte Result MRL Method Digested Analyzed <br /> Lead (Pb) <10 10 6010 07/17/96 07/18/96 <br /> MRL= Method Reporting Limit <br /> Laboratory Control Sample (LCS) <br /> Date Date <br /> Anal e % Recovery,_ EPA Method„ Digested Analyzed <br /> Lead (Pb) 92 6010 07/17/96 07/18/96 <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) 99 97 2 6010 07/17/96 07/18/96 <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 t 20% <br /> Michelle L Anderson <br /> Inorganics Supervisor <br />