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CALTECH Environmental Laboratories <br />' <br /> O 6$14 Rosecrans Avcn,ie NMMOit„t CA 90723-31,46 <br /> Telephone (562) 272-2700 ►a\ (162) 272-2780 <br /> QA/QC Report <br />' Method 8260B <br />' Matrix Water <br /> Date Analyzed 7/1/04 <br />' Units ug/L <br /> Perimeters LSC LCSD Spike LCS % LCSD % Limits RPD <br /> Added Ree Rec <br /> 1,1-Dichloroethene 44 42 50 88 84 60-140 4 <br />' ,Benzene 48 47 50 96 94 60-140 2 <br /> i nchloroethene 46 46 50 92 92 60-140 0 <br /> roluene 45 43 50 90 86 60-140 4 <br />' Chlorobenzene 51 49 50 102 98 60-140 4 <br /> ni,p-X lenes 83 88 100 83 88 60-140 5 <br /> I • <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 /> Im,p-X lenes 0 70-130 <br /> I <br /> • <br /> `!O`I'ALIA DEDIC AU D I,) C C'S i()MFF: SATISFACTION <br />