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i <br /> CALTECH Environmental Laboratories <br /> ' 6814 Rosecrans Avenue Paromounf CA 90723-3146 <br /> a Telephone (562) 272-2700 i ax (562) 272-2789 <br /> QA/QC Report <br /> ' Method 8260E <br /> ' Matrix Water <br /> Date Analyzed 10/4104 <br /> Units ug/L <br /> rPerimeters LSC LCSD Spike LCS% LCSD% Limits RPD � <br /> Added Rec Rec <br /> 1,1-Dichloroethene 51 50 50 102 100 60-140 2 <br /> Benzene 53 54 50 106 108 60-140 2 <br /> Trichloroethene 53 49 50 106 98 60-140 8 <br /> Toluene 55 57 50 110 114 60-140 4 <br /> Chlorobenzene 54 53 50 108 106 60-140 2 <br /> m, -X lenes 122 127 100 122 127 60-140 5 <br /> i • <br /> LCS Laboratory Control Standard <br /> ' LCSD Laboratory Control Standard Duplicate <br /> RPD Relative Percent Difference of LCS and LCSD <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, -X lenes 0 70-130 <br /> ' TOTAL[ Y DED)(f,1-LD FO C L")TONILK SATISFACTION <br />