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1 <br /> CALTECHEnvironmental Laboratories <br /> 1 <br /> QA/QC Report <br /> r ' Method 8260E <br /> ' Matrix Water <br /> Date Analyzed 6/10/03 <br /> 1 Units ug/L <br /> ' Perimeters LCS-2 LCSD-2 Spike LCS% LCSD% Limits RPD <br /> Added Rec Rec <br /> ' 1,1-D,chloroethene 45 46 50 90 92 60-140 2 <br /> Benzene 41 42 50 82 84 60-140 2 <br /> Tnchloroethene 42 47 50 84 94 60-140 10 <br /> Toluene 45 41 50 90 82 1 60-140 9 <br /> ' Chlorobenzene 48 49 50 96 98 1 60-140 2 <br /> m, -X lenes 85 82 100 85 82 60-140 3 <br /> LCS Laboratory Control Standard <br /> ' LCSD Laboratory Control Standard Duplicate <br /> RPD Relative Percent Difference of LCS and LCSD <br /> I <br /> Perimeters Blank Limits RPD <br /> ' 1,1-Dichloroethene 0 70-130 <br /> Benzene 0 70-130 <br /> Tnchloroethene 0 70-130 <br /> Toluene 0 70-130 <br /> Chlorobenzene 0 70-130 <br /> ' m,p-X lenes 0 70-130 <br /> 1 I r <br /> ' I r <br /> r i r <br /> r rr <br /> .r <br /> r r r E I I r I I r r <br /> I EI <br /> I <br /> r ll�'^'�L l��l DFP f i� <br /> FA, J J Ai 4� ; ;I i a <br /> r Ii — <br />