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CALTECH Environmental Laboratories <br /> 681 Roseci aw, Avenllc F,11,11))OLEnI CA 9072)-3 146 <br /> • tcle hi�ne (562) 272-2700 I n\ (562) 272-2789 <br />' <br /> QA/QC Report <br />' Method 8260B <br /> Matrix Water <br /> Date Analyzed 7118105 <br />' Date Extracted 7118105 <br /> Perimeters Cone u 1L Spike Recovery % Control Limits RPD <br /> LCS LCSD Added LCS LCSD Rec RPD <br /> 1,1-Dichforoethene 48 50 50 96 100' 70-130 20 4 Benzene 50 51 50 100 102 70-130 20 2 <br /> Trichloroethene 51 52 50 102 104 70-130 20 2 <br /> Toluene 54 55 50 108 110 70-130 20 2 <br />' Chlorobenzene 50 52 50 100 104 70-130 1 20 4 <br /> m,p-X lenes 104 111 100 104 111 70-130 1 20 7 <br /> 1 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 IL 1 <br />' Benzene ND u IL 0 5 <br /> Trichloroethene ND u IL 0 5 <br /> Toluene ND u IL 0 5 <br /> Chlorobenzene ND ug/t- 0 5 <br /> m, -X lenes ND u /L 0 6 <br /> MTBE ND u IL 1 <br /> TBA ND u IL 10 <br /> DIPE ND u IL 1 <br /> ETBE ND ug/L i <br /> TAM E ND a IL 1 <br /> 1,2-Dichloroethane ND ug/L. 0 5 <br /> EDB ND u IL 0 5 <br /> Ethyibenzene ND u IL 0 5 <br /> o-X lene ND a IL 0 6 <br /> Ethanol ND u L 50 <br /> Methanol ND u IL 100 <br /> I <br /> 1 <br /> 101AI f f-)lt vri [) I() t R SAI ISTA C 110N <br />