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CALTECH Environmental Laboratories <br /> ' <br /> 7681,,.4Rosecrans Avenue Paiamount CA 90723-3146 <br /> hone (562) 272-2700 Fat (562) 272-2789 <br /> QA/QC Report <br /> Method 82608 <br /> Matrix Water <br /> Date Analyzed 5111105 <br /> Date Extracted 5111105 <br /> ' Perimeters Conc ug/L Spike Recovery % Control Limits RPD <br /> LCS LCSD Added LCS LCSD Rec RPD <br /> 1,1-Dichloroethene 43 44 50 86 88 70-130 1 20 2 <br /> Benzene 47 48 50 94 96 70-130 20 2 <br /> Trichloroethene 48 49 50 96 98 70-130 20 2 <br /> Toluene 47 48 50 94 96 70-130 20 2 <br /> 1 Chlorobenzene 48 49 50 96 1 98 70-130 20 2 <br /> m,p-X lenes 92 96 100 92 96 70-130 20 4 <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 u IL 0 5 <br /> Chlorobenzene ND ug/L 0 5 <br /> m,p-X lenes ND ug/L. 0 6 <br /> MTBE ND ug/L 1 <br /> TBA ND u IL 10 <br /> DIPS ND u IL 1 <br /> ETBE ND ug/L. 1 <br /> TAME ND ug/L 1 <br /> ' 1,2-Dichloroethane ND ug/L. 0 5 <br /> EDB ND ug/L 0 5 <br /> Ethylbenzene ND ug/L 0 5 <br /> ' o-Xylene ND u IL 0 6 <br /> TCE ND uglL 1 <br /> PCE ND uglL 1 <br /> TOTALLY DF-DIC AI I-t) VO CUSTOMER SAT]S1=ACTION <br />