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rCALTECH Environmental Laboratories <br /> '. • b6,4 Rosec,°ans A-,en,,,t- CA 90723-1146 <br /> r.'ephone 1562) 272-2-100 F « (552} 272-2789 <br /> I <br /> QA,QC Report <br />' Method 8260E <br />' Matrix Water <br /> Date Analyzed 8113/02 <br /> Units ug/L <br /> 1 Perimeters LSC LCSD Spike LCS% LCSD% Limits RPD <br /> Added Rec Rec <br /> 1,1-D chloroethene 55 57 50 110 114 70-130 4 <br /> 1 Benzene 52 58 50 104 116 70-130 12 <br /> Trich�:)roethene 59 58 50 118 116 70-130 2 <br /> Toluene 58 61 50 116 122 1 70-130 1 5 <br />' Chlorobenzene 51 56 50 102 112 70-130 10 <br /> m, -X lanes 115 127 100 115 127 70-130 10 <br /> 1� <br /> LCS Laboratory Control Standard <br /> 1 !_CSD 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 /> 1 Tnchioroethene 0 70-130 <br /> Toluene 0 70-130 <br /> Chlorr�henzene 0 70-130 <br /> 1 gym, -Xyienes 0 70-130 <br /> 1 <br /> i <br /> i <br /> ' ;OTAI 1Y DEDIC ATLD TO CUSTOMER SATISFACTION <br />