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1 <br /> CALTECH Environmental Laboratories <br /> O6814 Rosecrans Avenue Paramount C k 90723-3146 <br /> Telephone (562) 272-2700 Fac (562) 272-2789 <br /> I <br /> QA/QC Report <br /> ' Method 8260B <br /> Matrix Soil <br /> Date Analyzed 814104 <br /> Units ug/Kg <br /> IPerimeters LSC LCSD Spike LCS% LCSD% Limits RPD <br /> Added Rec Rec <br /> 1,1-Dichloroetherse_ 44 44 50 88 88 60-140 0 <br /> Benzene 52 53 50 104 106 60-140 2 <br /> Trichloroethene 45 49 50 90 98 60-140 8 <br /> Toluene 50 53 50 100 106 60-140 6 <br /> ' Chlorobenzene 52 49 50 104 98 60-140 6 <br /> m, -X lenes 99 97 100 99 97 60-140 2 <br /> 1• <br /> LCS Laboratory Gontrol Standard <br /> LCSD Laboratory Control Standard Duplicate <br /> RPD Relative Percent Difference of LCS and LCSD <br /> Perimeters Blank Limits RPD <br /> 1,1-Drchloroethene 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 /> 1 <br /> 1 <br /> '1 <br /> 1 <br /> TOTALLY DED1CAl-ED TO CUSTOMER SATISFACTION <br />