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1 <br /> CALTECH Environmental Laboratories <br />' / 68 1 t Rosecrans Avenue Pai amount C 1 907''3-3 146 <br /> Telephone (562) 272-2700 Fa-, (562) 272-2789 <br /> 1 <br /> QA/QC Report <br /> 1 <br /> Method 8260B <br />' Matrix Water <br />' Date analyzed 8/28104 <br /> Units ug/L <br />' Perimeters LSC LCSD Spike LCS % LCSD % Limits RPD <br /> Added Rec Rec <br />' <br /> 1,1-Dichloroethene 44 45 SO 88 90 60-140 2 <br /> Benzene 46 48 so 92 96 60-140 4 <br /> Trichloroethene 48 50 50 96 100 60-140 4 <br />' Toluene 49 47 S0 98 94 60-140 4 <br /> Chlorobenzene 47 47 s0 94 94 60-140 0 <br /> m,p-X lenes 1 114 111 100 114 111 60-140 3 <br />' LCS Laboratory Control Standard <br /> LCSD Laboratory Control StanJard Duplicate <br /> RPD Relative Percent Different e of LCS and LCSD <br /> 1 <br />' Perimeters Blank Limits RPD <br /> 1,1-Dichloroethene 0 70-130 <br />' Benzene 0 70-130 <br /> Trichloroethene 0 70-130 <br /> Toluene 0 70-130 <br /> Chlorobenzene 0 70-130 <br />' m,p-X lenes 0 70-130 <br /> I <br /> �7 CI-T A ArT-I C ♦T`T C'r- f-rTnNI <br />