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1 <br /> CALTECH Environmental Laboratories <br />' 6814 Rosecrans Avenue ParanlOLlnt CA 90723-3 146 <br /> • O Telephone (562) 272-2700 fax (562) 272-2789 <br /> QA/QC Report <br /> Method 8260B <br /> ' Matrix Water <br /> Date Analyzed 2117104 <br /> 1 Units ug/L <br /> ' Perimeters LSC LCSD Spike LCS % LCSD % Limits RPD <br /> Added Rec Rec <br /> ' 1,1-Dichloroethene 42 43 50 84 86 60-140 2 <br /> Benzene 47 49 50 94 98 60-140 4 <br /> Trichloroethene 47 49 50 94 98 60-140 4 <br /> Toluene 51 53 50 102 106 60-140 4 <br /> Chlorobenzene 55 56 50 110 112 60-140 2 <br /> m,p-X lenes 113 1 121 100 113 121 60-140 7 <br /> LCS Laboratory Control Standard <br /> LCSD Laboratory Control Standard Duplicate 4 Q� <br /> RPD Relative Percent Difference of LCS and LCSD <br /> Perimeters '` <br /> Blank Limits RPD <br /> ' 1,1-Dichlorcethene 0 70-130 �V <br /> Benzene 0 70-130 <br /> ' Trichloroethene 0 70-130 <br /> Toluene 0 70-130 <br /> Chlorobenzene 0 70-130 <br /> ' m, -X lenes 0 70-130 <br /> 1 <br /> ' TOTALLY DEDIC ArED YO CUS I-OMLR SATISFACTION <br />