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Enviro-Chem, Inc. <br /> 1214 E. Lexington Avenue, Pomona, CA 91766 Tel (909)590-5905 Fax(909)590-5907 <br /> 8260B QA/QC Report <br /> Date Analyzed: 1/11-1212018 Matrix: Solid/Soil/Liquid <br /> Machine: C Unit: mg/Kid tPRJNi <br /> Matrix Spike(MS)/Matrix Spike Duplicate(MSD) <br /> Spiked Sample Lab I.D.: 180111-LCS1/2 <br /> Analyte `:.R. I s k conc MS %RC MSD %RC %RPD ACP%RC ACP RPD <br /> Benzene 0 0.050 0.060 120% 0.060 120% 0% 75-125 0-20 <br /> Chlorobenzene 0 -0.050 0.052 104% 0,052 104% 0% 75-125 0-20 <br /> 11-Dichloroethene 0 0.050 0.048 96% 0.050 100% 4% 75-125 0-20 <br /> Toluene 0 0.050 0.058 116% 0.056 112% 4% 75-125 0-.20 <br /> Trichloroethene CFCEDL_ 0.050 0.054 108% 0.054 109% 1% 75-125 -0-20 <br /> Lab Control Spike LCS : <br /> Analyte s k conc LCS %RC ACP %RC <br /> Benzene 0.050 0.057 114% 75-125 <br /> Chlorobenzene 0.050 0.055 110% 75-125 <br /> Chloroform 0.050 0.061 122% 75-125 <br /> 1,1-Dichlorothene 0.050 0.052 104% 75-125 <br /> Eth (benzene 0.050 0.059 118% 75-125 <br /> o-X lene 0.050 0.059 118% 75-125 <br /> m, -X lene 0.100 0.117 117% 75-125 <br /> Toluene 0.050 0.056 112% 75-125 <br /> 1,1,1-Trichloroethane 0.050 0.061 122% 75-125 <br /> Trichloroethene TCE 0.050 0.057 114% 75-125 <br /> Surrogate Recove s k conc ACP%RC MB%RC %RC %RC %RC % C %RC. %RC <br /> Sample I.D. M-BLK 180110-17 180110-181180116-19 180114-121180110-1 180110-56 <br /> Dibromofluoromethane 50-0 70-130 108% 119% 110% 114% 96% 112% 103% <br /> Toluene-d8 50.0 70-130 97% 95% 94% 96% 97% 81% 6% <br /> 4-Bromofluorobenzene 50.0 70-130 95% 97% 1 91% 97% 92% 97% 8 % <br /> Surrogate Recoveryspk conc ACP %RC %RC %RC °IoRC I %RC %RC °RC %R C <br /> Sam le I.D. 180110-57 180110-105 180110-103 180111-27 180111-28 180 1-7 180111-8 <br /> Dibromofluoromethane 50-0 70-130 113% 109% 91% 113% 113% 104% Y 91 <br /> Toluene-d8 50.0 70-130 97% 96% 53'% 95% 96% 100% 100% <br /> 4-Bromofluorobenzene 50,0 70-130 83% 1 85% 75% 89% 93% 90% 84% <br /> Surrogate Recove spk conc ACP%RC -7/o-RC %RC %RC %RC %RC %RC IoRC <br /> Sam ple I.D. 1 1 180111-9 180111-11 <br /> Dibromofluoromethane 50.0 70-130 96% 103% <br /> Toluene-d8 50.0 70-130 104% 97% <br /> 4-Bromofluorobenzene 1 50,0 70-130 92% 1 89% <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: <br />