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CAL TECH Environmental Laboratories <br /> 1 6814 ER,)secrans A�enw, (A 907%3-3146 <br /> O Telephone (562) 272-27010 --ax (562; 272-2",89 <br /> • <br /> QA/QC Report <br /> Method 8260B <br /> ' Matrix Water <br /> Date Analyzed 4129/04 <br /> Units ug/L <br /> Perimeters LCS LCSD Spike LCS % LCSD% Limits RPD <br /> Added Rec Rec <br /> 1,1-Dichloroethene 46 50 50 92 100 60-140 9 <br /> Benzene 48 52 50 96 104 60-140 8 <br /> Trichloroethene 52 51 50 104 102 60-140 2 <br /> Toluene 48 48 50 96 96 60-140 0 <br /> ' Chlorobenzene� 5j-LX 56 50 108 112 60-140 4 <br /> m,p-X lenes 104 1 406 100 104 106 60-140 2 <br /> LCS Laboratory Control Standard <br /> LCSD Laboratory Control Standard Duplicate <br /> RPD Relative Percent Difference of LCS and LCSD <br /> Perimeters Blank Limits I RPD <br /> 1,1-Dichloroethene 0 70-130 <br /> Benzene _ 0 70-130 <br /> Trichloroethene 0 70-130 <br /> Toluene 0 70-130 <br /> Chlorobenzene0 70-130 <br /> m,p-X lenes _ 0 70-130 <br /> 1 <br /> • <br />� 1 <br /> ' TOTALLY DFDICAT ED TO Ct1S7OMER SATISFACTION <br />