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i <br /> CALTECH Environmental Laboratories <br /> I6814 Rosecrans Avenue 13a;anlaui-It A 907,,j-3 146 <br /> . O Telephone (562) 272-2700 Fax (562) 272-2789 <br /> QA/QC Report <br /> Method 8260B <br /> Matrix Sora <br /> Date Analyzed 3123104 <br /> Units ug/Kg <br /> Perimeters LSC LCSD Spike LCS % LCSD % Limits RPD <br /> Added Rec Rec <br />' 1,1-Dichloroethane 45 48 50 90 96 60-140 6 <br /> Benzene 42 44 50 84 88 60-140 4 <br /> Trichloroethene 47 1 49 50 94 98 60-140 4 <br /> Toluene 42 46 50 84 92 60-140 10 <br /> Chlorobenzene 44 48 50 88 96 60-140 9 <br /> m,p-X lenes 96 103 100 96 103 60-140 7 <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 /> Trichioroethene 0 70-130 <br /> Toluene 0 70-130 <br /> Chlorobenzene 0 70-130 <br /> m, -X lenes 0 70-130 <br /> TOTALLY Dk-Di( rED TO CUSTOMER SATISFACTION <br />