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r4 <br /> A <br /> i. <br /> S ORTH <br /> CREEK <br /> v, ANALYTICAL <br /> 18939 1201h Avunr hone(20G)481-9200-FAX(206)485.2992 <br /> - <br /> Y <br /> Steffen Robertson&Kirsten Client Project 11): Diamond L ember LO©(,32504.24 Analyst: M.Essig <br /> 'x15311 NE 90th Street Method: EPA 7420 <br /> Sample Matrix: Soil D[gestc�d: Nov 27, 1391 <br /> $`Redmond,WA 98052 p <br /> units: Soil Analyzed Nov 27 1991 <br /> Attention Terry Mudder to �Doe 5. .. s <br /> OC Sample : 111-0932 <br /> Reported D 199 (` <br /> QUALITY CONTROL DATA REPORT <br /> ANALYTE <br /> Pb <br /> Sample Conc.: 10 <br /> Spike Conc. <br /> Added. 100 <br /> Conc.Matrix <br /> Spike: 110 <br /> Matrix Spike <br /> %Recovery: 97 <br /> Conc.Matrix <br /> P.� <br /> Spike Dup.: 110 <br /> (.; Matrix Spike <br /> R. <br /> Duplicate <br /> %Recovery: 97 <br /> t> <br /> Relative <br /> aA Difference: 0 <br /> -- - -- <br /> Conan of M.5_-Conc,01 SamF1e x 100 <br /> TN C. FCK ANALYTICAL %Recovery: Spike Conc.Added <br /> ws Relative%Oiflerence: Conc.of M.S.-Conc.of M.S.O. x 100 <br /> at Cocanour (Conc.of M.S.+Conc,of M.S.D.)/2- 1111211.SRK <5> <br /> i Laboratory Clrector <br /> r <br />