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- 3 <br /> CALTECH Environmental Laboratories <br /> • O . 3 t'- � -ir'it � - - ✓fes ; ? (,_ —_' <br /> QA/QC Report <br /> Method 8260E <br /> 1 Matrix Water <br /> iDate Analyzed 12/4/02 <br /> Units ug/L <br /> iPerimeters LSC LCSD Spike LCS % LCSD % Limits RPD <br /> Added Rec Rec <br /> i <br /> !1,1-Dichloroethene 47 48 50 94 96 70-130 2 <br /> iBenzene 53 54 50 106 108 70-130 2 <br /> Trichloroethene 54 53 50 108 106 70-130 2 <br /> Toluene 51 48 50 102 96 70-130 6 <br /> i Chlorobenzene 56 53 50 112 106 70-130 5 <br /> m, -X lenes 121 120 100 121 120 70-130 1 <br /> i�► <br /> LCS Laboratory Control Standard <br /> iLCSD Laboratory Control Standard Duplicate <br /> RPD Relative Percent Difference of LCS and LCSD <br /> 1 <br /> iPerimeters Blank Limits RPD <br /> 1,1-Dichloroethene 0 70-130 <br /> Benzene 0 70-130 <br /> i Trichloroethene 0 70-130 <br /> Toluene 0 70-130 <br /> Chlorobenzene 0 70-130 <br />' m,p-X lenes 0 70-130 <br /> I <br /> T()TAI { Y n l~ Vi F) P I f 5 �r F-5 <br />