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1 <br /> CALTECH Environmental Laboratories <br /> O68]4 Rosecrans Avenue Paramount CA 90723-3146 <br /> Telephone (562} 272-2700 Fax (562) 272-2789 <br /> 1 <br /> QA/QC Report <br /> i <br /> Method 8260B <br /> Matrix Water <br /> ' Date Analyzed 11/24/03. <br /> Units ug/L <br /> ' Perimeters LSC LCSD Spike LCS% LCSD % Limits RPD <br /> Added_ Rec Rec <br /> ' 7 1-Dchloroethene 40 41 50 80 82 60-140 2 <br /> Benzene 40 43 50 80 86 60-140 7 <br /> Trichloroethene 49 45 50 98 90 60-140 8 <br /> -I-oluene 48 44 50 96 88 60-140 8 <br /> Chlorobenzene 47 44 50 94 88 60-140 6 <br /> rpt, -X ferias 100 98 100 100 98 60-140 2 <br /> 1 • <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 /> 1 <br /> 1 <br /> I <br /> 1 I <br /> 101 At IN DI DIC Al1-1) T(1 Cl iSJ ON4LR SATISFACTION � � , <br />