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I' <br /> CALTECH Environmental Laboratories <br /> I06314 Rose--ran,, Avenuc ParcimOL'l31 C,'� 90,7'3-3 I-c <br /> S ;e�-ghon ;5621 272-2700 fax 1362) 272-279" <br /> I <br /> QA/QC Report <br /> I <br /> Method 8260B <br /> Matrix Sol! <br /> Date Analyzed 10/14/02 <br /> Units ug/Kg <br /> Perimeters LSC LCSD Spike LCS% LCSD% Limits RPD <br /> Added Rec. Ree <br /> 1,1-Dichloroethene 56 53 50 112 106 70-130 5 <br /> Benzene 47 45 50 94 90 70-130 4 <br /> Trichloroethene 57 55 50 114 110 70-130 4 <br /> Toluene 50 46 50 100 92 70-130 8 <br /> Chlorobenzene 60 58 50 120 116 70-130 3 <br /> m, -X lenes 120 110 100 120 110 70-130 8 <br /> I� <br /> LCS Laboratory Control Standard <br /> LCSD Laboratory Control Standard Duplicate <br /> RPD Relative Percent Difference of LCS and LCSD <br /> 1 <br /> Perimeters Blank Limits 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 /> I <br /> 1 <br /> I <br /> TOFAL[,Y DEDICArED TO CUS IOMI=R SAIE`~A.0rjff � <br />