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Enviro-Chem, lnc. <br /> 1214 E. Lexington Avenue, Pomona, CA 91766 TO(909)590.5905 Fax(909)590-5907 <br /> 8260B QAIQC Report <br /> Date Analyzed: 8/19/2011 Matrix: SolldlSoil/Llauld <br /> Machine; C Unit: malKa (PPM) <br /> 1 Matrix Spike(MS)/Matrix Spike Duplicate (MSD) <br /> Spiked Sample Lab LO.: 110818-48 MS/MSD <br /> M <br /> a S.R. s k conc MS %RC MSD %RC %RPD ACP%RC ACP RPD <br /> 0 0.050 0.050 100% 0.049 98% 2% 75.125 0-2-O- <br /> 1 <br /> 0 0.050 0.054 108% 0.051 102% 6% 75.125 0-20 <br /> ene 0 0.050 0.057 114% 0.055 110% 4% 75-125 0.20 <br /> 0 0.050 0.052 .059 116% 14% 75-125 020 <br /> TCE 0 j 0.050 0,044 88% 1 0.041 82% 1 6% 75-125 0-20 <br /> I Lab Control Spike(LCS): <br /> Analyte s k conc LCS %RC ACP%RC <br /> Benzene 0.050 0.053 106% 75-125 <br /> Chlorobenzene 0.050 0.052 104% 75-125 <br /> Chloroform 0.050 0.049 98% 75.125 <br /> 1-Dichiorolhene 0.050 0.056 112% 75-125 <br /> Eth (benzene 0.050 0.058 116% 75-125 <br /> o-X lens 0.050 0.054 108% 75.125 <br /> m,p-Xylene 0.100 0.103 103% 75.125 <br /> Toluene I 0,050 0.047 % 75-125 <br /> 1,1,1-Trichloroethane 0.050 0.057 94 <br /> 114% 75-125 <br /> Trichloroethene(TCE) 0.050 0.045 1 90% 75.125 <br /> Surrogate Recove s k conc ACP %RC I MB%RC %RC I %RC %RC %RC %RC -7/-.RC <br /> Sample I.D. I M-BLK 1110818481110818491110818-511110818.52 110818.54 110819.10 <br /> Dibromo8uoromethane 50.0 70-130 88% 95% 111% 118% 106% 96% 1 102% <br /> Toluene-d8 50.0 70-130 101% 100% 101% 101% 10711/6 104% 107% <br /> 4'-Bromofluorobenzene 50.0 70.130 79% 82% 821Y. 90% 93% 91% 99% <br /> Surro ateRecovery s k conc ACP%RC %RC I %RC %RC %RC %RC I %RC %RC <br /> Sample I,D. 110819-221110819-23i <br /> Dibromo8uoromethane 50.0 70-130 97% 105% <br /> Toluene-d8 50.0 70-130 1 74% 76% <br /> 4-BromoBuorobenzene 50.0 70.130 87% 74% <br /> Surrogate Recove s k conc ACP%RC %RC %RC %RC %RC %RC %RC %RC <br /> Sample I.D. <br /> Dibromo8uoromethane 50.0 70-130 <br /> Toluene-d8 50.0 70-130 <br /> 4-Bromofluorobenzene 50.0 70.130 <br /> = Surrogate fail due to matrix interference; LCS, MS, MSD are in control therefore the analysis is in control. <br /> S.R. =Sample Results %RC=Percent Recovery <br /> spk conc=Spike Concentration ACP%RC=Accepted Percent Recovery <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate <br /> Analyzed/Reviewed By: <br /> Final Reviewer: �j <br />