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i 11 1 <br /> CALTECH Environmental Laboratories <br /> • 68 14 Rosecrans Avenue ParamoLlnt C A 90723-3146 <br /> Telephone (562) 272-2700 Fax, (562) 272-2789 <br /> QA/QC Report <br /> Method 8260B <br /> Matrix Soil <br /> Date Analyzed 12/1/03 <br /> i <br /> Units ug/Kg <br /> Perimeters LSC-2 LCSD-2 Spike LCS % LCSD% Limits RPD <br /> Added Rec Rec <br /> 1,1-Dichloroethene 44 41 50 88 82 60-140 7 <br /> Benzene 49 49 50 96 98 60-140 2 <br /> Trichloroethene 44 42 - 50 88 84 60-140 4 <br /> Toluene 53 48 50 106 96 60-140 9 <br /> Chlorobenzene 51 50 50 102 100 60-140 2 <br /> m, -X lenes 111 j 104 1100 111 104 60-140 6 <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 /> TOTALLY DFDICAF1 I) TO CUSTOMER SATISFACTION <br />