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1 <br /> CALTECH Environmental Laboratories <br /> 1 6814 Rosecrans Avenue Paramount CA 90723-3146 <br /> ` O Telep <br /> hone (562) 272-2700 Fax (562) 272-2789 <br /> QA/QC Report <br /> Method 8260B <br />' Matrix Water <br />' Date Analyzed 119104 <br /> Units ug/L <br /> 1 Perimeters LSC LCSD Spike LCS% LCSD % Limits RPD <br /> I Added Ree Rec. <br />' i,1-DiL, Ioroethene 47 46 50 94 92 60-140 —2 <br /> Benzer 9 50 50 50 100 100 60-140 0 <br /> Tnchlor sethene 46 48 50 92 96 60-140 4 <br /> Toluene - 47� 46 50 94 96 60-140 2 <br /> Chlorobenzene 51 52 50 102 104 60-140 2 <br /> rn, -X lenes 97 99 100 97 99 60-140 2 <br /> LCS L,;ooratory Control Standard <br /> LCSD aboratory Control Standard Duplicate <br /> RPD R,31ative Percent Difference of LCS and LCSD <br /> P reP ime:ers Blank Limits RPD <br /> f,1-Dichloroethene 0 70-130 <br /> Benzer,-� 0 70-130 <br />' Trichloroethene 0 70-130 <br /> Toluene 0 70-130 <br /> Chlorobu-nzene 0 70-130 <br />' rn, -X lenes 0 70-130 <br /> 1 <br />' T ' ' SFACTfON <br /> T{�TAI I Y I7I I)IC A l l I7 I{) E'I,SZ()MEPC S ,TI <br />