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CALTECH Environmental Laboratories <br />' 6814 Rosecr ans Ave11LiC Par amount CA 90723-3146 <br /> O Telephone (562) 272-2700 Fay (562) 272-2789 <br />' QA/QC Report <br />' Method 8260B <br /> Matrix Water <br /> Date Analyzed 6127105 <br />' Date Extracted 6127105 <br />' Perimeters Conc ug/L Spike Recovery % Control Limits RPD <br /> LCS LCSD Added LCS LCSD Rec RPD <br /> 1,1-DEchloroethene 47 46 50 94 92 70-130 20 2 <br />' Benzene 44 48 50 88 96 70-130 20 8 <br /> Trichloroethene 46 50 50 92 100 70-130 20 8 <br /> Toluene 49 47 50 98 94 70-130 20 4 <br />' Chlorobenzene 45 48 50 90 96 70-130 20 6 <br /> m,p-Xylenes 90 96 100 90 96 70-130 20 6 <br />' • LCS Laboratory Control Standard <br /> LCSD Laboratory Control Standard Duplicate <br />' RPD Relative Percent Difference of LCS and LCSD <br />' Perimeters Method Units Det <br /> Blank Limit <br /> 1,1-Dichloroethene ND ug/L 1 <br />' Benzene ND ug/L 0 5 <br /> Trichloroethene ND ug/L 0 5 <br /> Toluene ND ug/L 0 5 <br /> Chlorobenzene ND ug/L 0 5 <br />' m, -Xylenes ND ug/L 0 6 <br /> MTBE ND ug/L_ 1 <br /> TBA ND u /L 10 <br /> DIPE ND ug/L 1 <br /> ETBE I ND I ug/L 1 1 <br /> TAME ND u /L 1 <br /> 1,2-Dichloroethane ND u /L 0 5 <br /> EDS ND ug/L 0 5 <br /> Ethylbenzene ND ug/L 0 5 <br /> o-Xylene ND ug/L 0 6 <br /> Ethanol ND ug/L 50 <br /> Methanol ND ug/L 1000 <br /> 1 <br /> TOTALLY DF DIC f'1I I D I() C tISTONILR SAT]SI ALT1ON <br />