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__ NORTH <br /> .=--=CREEK <br /> �.ANALYTICAL <br /> 18939 120th Avenue N.E.,Suite 101 -Bothell.WA 98011-2;i <br /> Phone(206)481-9200-FAX(206)485-2992 <br /> moommm <br /> teffen Robertson&Kirsten Olent Project ID: Diamond Lumber.Lodi, #32504.24 Analyst: M. Esslg <br /> 15311 NE 90th Street Method : EPA 5030/8020 K Wilke <br /> Redmond,WA 98052 Sample Matrix: Water <br /> Attention: Dave Schwleger Units :�g/L Analyzed: Apr 21, 1992 <br /> «.M <br /> i; r >,y;zgxoe ._ r , , on ,, C Sam le : 204-0893 Reported: A r 29, 1992 <br /> OUALITY CONTROL DATA REPORT <br /> ANALYTE Ethyl <br /> Benzene Toluene benzene Xylenes <br /> Sample p e Conc.: N.D. N.D. N.D. N.D. <br /> Spike Conc. <br /> Added: 5.0 5.0 5.0 15.0 <br /> Conc. Matrix <br /> JPSpike: 5.0 4.8 5.2 15.0 <br /> Matrix Spike <br /> % Recovery: 100 96 104 100 <br /> Conc. Matrix <br /> Spike Dup.: 5.2 5.0 5.2 15.0 <br /> Matrix Spike <br /> Duplicate <br /> % Recovery: 104 100 104 100 <br /> Relative <br /> % Difference: 3.9 4.1 0 0 <br /> TH CREEK ANALYTICAL Inc %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 /> S Cocanour (Conc.of M.S. + Conc.of M.S.D.) 2 <br /> bofatory Director X40431.SRK <3> <br />