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Centrum <br /> (800) 798-9336 <br /> QC Sample Report - EPA Method 8260 <br /> Matrix:Water <br /> Batch#: 826OW1503 <br /> Batch Accuracy Results <br /> ?_J <br /> Sample ID: Laboratory Control Sample <br /> = Analytical Notes: i <br /> 0 <br /> i� U) U) is <br /> U E <br /> o <br /> U 9 <br /> o <br /> o � I- <br /> m (D <br /> CK <br /> N <br /> Analyte <br /> c� o Q o :; <br /> 1,1-Dichloroethene 20.0 107 59 - 172 Pass t <br /> Benzene <br /> 20.0 116 66 - 142 Pass <br /> l <br /> Trichloroethene 20.0 112. 71 - 137 Pass <br /> Toluene 20.0 112 59 - 139 Pass II <br /> Chlorobenzene 20.0 100 60 - 133 Pass r? <br /> _i 4s <br /> Batch Precision Results < <br /> _-. MS/MSD Sample ID: Laboratory Control Sample <br /> Analytical Notes: =_ <br /> .V E :- <br /> 2 ir <br /> m <br /> E o _ <br /> o a ? m UL @ m q ur == <br /> Analyte cn rn fy � © a <: <br /> 1,1-€?ichloroethene 21.4 19.7 8% 22% Pass - - <br /> Benzene 23.3 23.6 1% 21% Pass <br /> Trichloroethene 22.4 22.7 2% 24% Pass _ <br /> Toluene 22.8 23.0 1% 21% Pass <br /> Chlorobenzene 20.1 20,7 3% 21% Pass <br /> MS: Matrix Spike Sample <br /> MSD: Matrix Spike Dupiicate <br /> Page 5 of 5 <br />