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CALTECH Environmental Laboratories <br /> • 68 14 Rosecrans Avenue Pararnounl CA 90723-3146 <br /> Telephone (562) 272-2700 I ax (562) 272-27/89 <br /> QA/QC Report <br /> Method 8260B <br /> Matrix Sod <br /> Date Analyzed 7118103 <br /> Units ug/Kg <br /> Perimeters ; LSC-2 LCSD-2 Spike LCS% LCSD% Limits RPD <br /> Added Rec Rec <br /> 1,1-Dichloroethene 48 52 50 96 104 60-140 8 <br /> Benzene 42 40 50 84 80 60-140 —� <br /> Trichloroethene k 45 49 50 90 98 60-140 2 <br /> Toluene 46 48 50 92 96 60-140 4 <br /> Chlorobenzene 42 45 50 84 90 60-140 6 <br /> m, -X lenes i 81 85 100 81 85 60-140 4 <br /> 1 <br /> LCS Laboratory Control S.tandard <br /> ' LCSD Laboratory Contro Standard Duplicate <br /> RPD Relative Percent Di,rerence of LCS and LCSD <br /> I <br /> Perimeters Blank Limits RPD <br /> 1i <br /> 1,1-Dichloroethene 0 70-130 <br /> Benzene 0 70-130 <br /> ' Trichloroethene i 0 70-130 <br /> Toluene W0 70-130 <br /> Chlorobenzene 0 70-130 <br /> ' m,p-X lenes 0 70-130 <br /> 1 <br /> I <br /> 1 <br /> 1 <br /> I <br /> TOTAI I Y DFDIt- ATFI) 10 C I �1 OMER `ATISFACTION <br />