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CALTECH Environmental Laboratories <br /> 6814 f oszcrans Avenue. Paramount. CA 90723-3146 <br /> • Tei�ni�one: 1562; 272-2700 Fax: (562) 272-2789 <br /> QA/QC Report <br /> ' Method: 8260B <br /> Matrix: Water <br /> Date Analyzed: 7123104 <br /> Units: ug/L <br /> ' Perimeters LSC LCSD Spike LCS % LCSD% Limits RPD <br /> Added Rec. Rec. <br /> 1,1-Dic1loroethene52 54 50 104 108 60-140 4 <br /> Benzene _ 51 50 50 102 100 60-140 2 <br /> Trichloroethene 56 54 50 112 .108 60-140 4 <br /> Toluene 54 54- 50 108 108 60-140 0 <br /> ' Chlorobenzene 54 62 50 108 104 60-140 4 <br /> m,p-X lenes 129 119 100 129 119 60-140 10 <br /> LCS: Laboratory Control Standard <br /> LCSD: Laboratory Control Standard Duplicate <br /> RPD: Relative Percent Difference of LCS and LCSD <br /> Perimeters Blank Limns RPD <br /> ' 1,1-Dichloroethene 0 70-130 <br /> Benzene 0 70-130 <br /> ' Trichloroethene 0 70-130 <br /> Toluene 0 70-130 <br /> Chlorobenzene 0 70-130 <br /> m,p-X lenes 0 70-130 <br /> 1 <br /> 1 <br /> AL_L DED!,"_ TED TO CUSTOME S_"MSFACTION <br />