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CALTECH Environmental Laboratories <br />' 6814 Rosecrans AvenEle ParallIOLIRl CA 40723-3146 <br />O Telephone (562) 272-2700 Fa\ (562) 272-2789 <br />QA/QC Report <br />Method 8260B <br />Matrix Water <br />Date Analyzed 911105 <br />Date Extracted 911105 <br />Perimeters <br />Conc <br />LCS <br />ug/L <br />LCSD <br />Spike <br />Added <br />Recovery <br />LCS <br />% <br />LCSD <br />Control <br />Rec <br />Limits <br />RPD <br />RPD <br />1, 1 -Dichloroethene <br />41 <br />42 <br />50 <br />82 <br />84 <br />70-130 <br />20 <br />2 <br />Benzene <br />44 <br />46 <br />50 <br />88 <br />92 <br />70-130 <br />20 <br />4 <br />Trichloroethene <br />47 <br />48 <br />50 <br />94 <br />96 <br />70-130 <br />20 <br />2 <br />Toluene 1 <br />46 <br />46 <br />50 <br />1 92 <br />92 <br />70-130 <br />20 <br />0 <br />Chlorobenzene <br />43 <br />1 45 <br />50 <br />86 <br />90 <br />70-130 <br />20 <br />4 <br />m, -Xylenes <br />88 <br />1 93 <br />100 <br />88 <br />93 <br />70-130 1 <br />20 <br />5 <br />110 LCS Laboratory Control Standard <br />LCSD Laboratory Control Standard Duplicate <br />so <br />RPD Relative Percent Difference of LCS and LCSD <br />Perimeters <br />Method <br />Blank <br />Units <br />Det <br />Limit <br />1,1-Dichloroethene <br />ND <br />ug/L <br />1 <br />Benzene <br />ND <br />ug/L <br />0 5 <br />Trichloroethene <br />ND <br />ug/L <br />0 5 <br />Toluene <br />ND <br />ug/L <br />0 5 <br />Chlorobenzene <br />ND <br />ug/L <br />0 5 <br />m,p-Xylenes <br />ND <br />ug/L <br />0 6 <br />MTBE <br />ND <br />ug/L <br />1 <br />TBA <br />ND <br />u IL <br />10 <br />DIPE <br />ND <br />u IL <br />1 <br />ETBE <br />ND <br />uglL <br />1 <br />TAME <br />ND <br />ug/L <br />1 <br />1,2-Dichloroethane <br />ND <br />ug/L <br />0 5 <br />EDB <br />ND <br />ug/L <br />0 5 <br />Eth (benzene <br />ND <br />u IL <br />0 5 <br />o -X lene <br />ND <br />ug/L <br />0 6 <br />TCE <br />ND <br />ug/L <br />1 <br />PCE <br />ND <br />ug/L <br />1 <br />TO"IAI LY DEDICAFLI) hO CUS"hOMLR SATISFACTION <br />