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CALTECH Environmental Laboratories <br />! 6814 Rosecrans Avenu-- Paiariount CA 9072.7-3146 <br /> Telephone (562) 272-2700 Fax 1156?-1272-2789 <br />! <br /> QA/QC Report <br /> Method 8260B <br />! Matrix Water <br /> Date Analyzed 816104 <br />! Units tag/L <br /> Perimeters ' LSC LCSD Spike LCS % LCSD % Limits RPD <br /> a Added Rec Rec <br /> 1,1-Dichloroethene 40 41 50 80 82 60-140 2 <br /> Benzene 48 47 50 96 94 60-140 2 <br /> Trichloroethene 152 50 50 104 100 60-140 4 <br /> Toluene 47 46 50 94 92 60-140 2 <br /> Chlorobenzene 47 49 50 94 98 60-140 4 <br /> m, -X lanes i <br /> 1 101 98 100 101 98 60-140 3 <br />! ie <br /> LOS 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,p-X lenes L 0 70-130 <br />' ( ER ATISFACTION <br /> TOTALLY DLD( ar AFF C(� ttJS1��M <br />