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I <br /> FRIEDMAN & BRUYA, INC. <br /> IENVIRONMENTAL CHEMISTS <br /> I Date of Report: 01/29/09 <br /> Date Received: 01/21/09 <br /> Project: Everett Hotel KE080697A, F&BI 901160 <br /> I QUALITY ASSURANCE RESULTS FOR THE ANALYSIS OF SOIL SAMPLES <br /> FOR BENZENE, TOLUENE, ETHYLBENZENE, <br /> I XYLENES, AND TPH AS GASOLINE <br /> USING EPA METHOD 8021B AND NWTPH-Gx <br /> I Laboratory Code: Laboratory Control Sample <br /> Percent Percent <br /> Reporting Spike Recovery Recovery Acceptance RPD <br /> I Benzene <br /> a Units Level LCS ' LCSD Criteria (Limit 20) <br /> Benzene mg/kg (ppm) 0.5 90 94 70-130 4 <br /> Toluene mg/kg(ppm) 0.5 88 90 70-130 2 <br /> I Ethylbenzene mg/kg(ppm) 0.5 80 84 70-130 5 <br /> Xylenes mg/kg(ppm) 1.5 89 91 70-130 2 <br /> Gasoline mg/kg(ppm) 20 82 100 70-130 20 <br /> •1 <br /> I <br /> I <br /> I <br /> I <br /> I <br /> I <br /> I <br /> I ' <br /> I4 <br />