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1 l <br /> CALTECH Environmental Laboratories <br /> 6814• Rosecrans Avenue Paf an101int CA 90723-3146 Telephone (562) 272-2700 Fax (562) 272-2789 <br /> QA/QC Report <br />' Method 8260B <br /> Matrix Water <br /> Date Analyzed 3/9/05 <br />' Date Extracted 319105 <br />' Perimeters Cont ug/L Spike Recover % Control Limits RPD <br /> LCS LCSD Added LCS LCSD Rec RAD <br /> 1,1-Dichloroethene 42 43 50 84 86 70-130 20 2 <br /> Benzene 44 46 50 88 92 70-130 20 4 <br /> Trichloroethene 45 47 50 90 94 70-130 20 4 <br /> Toluene 41 1 43 50 82 86 70-130 20 4 <br /> Chlorobenzene 43 +_47 50 86 94 70-130 20 8 <br /> m, -X lenes 88 94 100 88 94 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 u /L 1 <br /> Benzene ND u /L 0 5 <br /> Trichloroethene ND ug/L 0 5 <br /> Toluene ND ug/L 0 5 <br /> Chlorobenzene ND u /L 0 5 <br /> m, -X lenes ND u /L 0 6 <br /> MTBE ND u /L 1 <br /> TBA ND u /L 10 <br /> DIPE ND u /L 1 <br /> ETBE ND u /L 1 <br /> TAME ND u /L 1 <br /> 1,2-Dichloroethane ND u /L 0 5 <br /> EDB ND u /L 0 5 <br /> Eth (benzene ND u /L 0 5 <br /> o-X lene ND u /L 0 6 <br /> TCE ND ug/L_ 1 <br /> PCE ND a /L 1 1 <br /> TOTAL(-Y DE1DICAI FD I'(? C EJSTOMCR SATISFACTION <br />