Laserfiche WebLink
T FRIEDMAN & BRUYA INC. <br /> ENVIRONMENTAL CHEMISTS <br /> Date of Report: 12/02/99 <br /> ' Date Received: 11/12/99 <br /> Project: 5380.001 <br /> ' QUALITY ASSURANCE RESULTS FOR THE ANALYSIS OF SOIL SAMPLES <br /> FOR VOLATILES BY EPA METHOD 8260B <br /> Laboratory Code: 911069-01 (Duplicate) <br /> Relative <br /> Reporting Sample Duplicate Percent Acceptance <br /> Analyte Units Result Result Difference Criteria <br /> ' Benzene }ig/kg (ppb) <5 <5 nm 0.20 <br /> Toluene }ig/kg (ppb) <5 <5 nm 0-20 <br /> ' Laboratory Code: 911069-01 (Matrix Spike) <br /> Relative <br /> Reporting Spike Sample % Recovery % Recovery Acceptance Percent <br /> ' _Analyte Units Level Result MS MSD Criteria _ - _Difference <br /> Benzene µg/kg (ppb) 50 <5 89 73 50-150 20 <br /> Toluene µg/kg (ppb) 50 <5 77 68 50-150 12 <br /> Laboratory Code: Laboratory Control Sample <br /> Relative <br /> ' Reporting Spike % Recovery % Recovery Acceptance Percent <br /> Analyte Units Level LCS LCSD Criteria Difference <br /> Benzene µg/kg (ppb) 50 100 99 50-150 1 <br /> Toluene µg/kg (ppb) 50 92 92 50-150 0 <br /> ' nm - The analyte was not detected in one or more of the duplicate analyses. Therefore, calculation of <br /> the RPD is not applicable. <br /> 20 <br />