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s . <br /> i l <br /> SEQUOIA ANALYTICAL � <br /> 680 Chesapeake Drive • Redwood City, CA 94063 <br /> (415) 364-9600 FAX (415) 364-9233 <br /> .i <br /> >`R;=SNA Client Project 10 w4801,:PG&E <br /> 1710 Main Street <br /> Escalon, CA 95320 I <br /> ::Attention: Lois Frantz CC Sample Group: 3A46301 .� Reported: Feb :5,,a-.�<J <br /> ._'i.....3::; <br /> i <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE <br /> 1260 PCB � <br /> i <br /> i <br /> Method: solo/PCs <br /> Analyst: L.Wkhtman <br /> Reporting Units: mg/kg <br /> Date Analyzed: Feb 1, 1993 <br /> OC Sample#: P9301472-02 <br /> Sample Conc.: N.D. <br /> Spike Conc. <br /> Added: 500 <br /> E <br /> Conc. Matrix <br /> Spike: 260 <br /> Matrix Spike ` <br /> % Recovery: 52 <br /> l Conc. Matrix j <br /> Spike Dup.: 260 <br /> Matrix Spike <br /> Duplicate <br /> %.Recovery: 52 <br /> Relative <br /> Difference: 0.0 <br /> I <br /> SEQUOIA ANALYTICAL %Recovery: Conc.of M.S..' Conc.of Sample x 100 <br /> Spike Conc.Added <br /> Relative%Difference: Conc.of M.S.-Conc.of M.S.D. x 100 <br /> f ree (Conc.of M.S. + Conc,of M.S.D.)/2 <br /> E roject Manager 3A46301.RES <11> <br /> I <br />