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CALTECH Environmental Laboratories <br />' 68 14 Rosecrans A�CnUe P irmnount CA 90723-3146 <br /> Telephone (562) 272-2700 Fa--, (562) --72-2789 <br /> I <br /> QA/QC Report <br /> Method 82608 <br /> Matrix Water <br />' Date Analyzed 9111/03 <br /> Units ug/L <br />' FOeremexers LSC L CSD Spike LCS % LCSD% Limits RPD <br /> I Added' Rec Rec 1,1-Dichloroethene 42 43 50 84 86 60-140 2 <br /> Benzene 42 41 50 84 82 60-140 2 <br /> Trichloroethene 46 45 50 92 90 60-140 2 <br />' Toluene 48 50 50 96 100 60-140 4 <br /> Chlorobenzene 45 48 50 90 96 60-140 4 <br /> m, -X lenes 1 98 109 50 98 109 60-140 11 <br /> LCS Laboratory Control Standard <br /> LCSD Laboratory Control Standard Duplicate <br /> RPD Relative Percent Difference or LCS and LCSD <br />' Perimeters Blank Limits RPD <br /> 1,1-Dichloroethene 0 70-130 <br /> Benzene 0 70-130 <br /> Trichloroethene 0 1 70-130 <br /> Toluene 0 70-130 <br /> Chlorobenzene 0 70-130 <br />' m, -X lenes 0 70-130 <br /> 1 <br /> 1 <br /> �r-r�-rn r r • r%r r7ri A 1-1 1♦ I r, f�r rcI'r'/ • ,rr-n c- .lrr0rn n-rrr�wr <br />