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' JUN-19-2003 07 57 CAL-TECH 562 272 2789 P 04/05 <br /> CALTECH Environmental Laboratories <br /> (0 0814 RoStd,ranq AvcntlL I7arann tuft C A P0721-i 140 <br /> IelcPfik)ne (562) 272-2700 Fd, (562) 272-27,91) <br /> QA/QC Report <br /> Method 82608 <br />' Matrix Water <br />' Date Analyzed. 6/13/03 <br /> Units. u9/L <br /> Perimeters LSC UCSD Spike LCS% LCSD% Ur nits RPD <br /> Added Ree Rea. <br /> 1,1-Dichloroethene 50 47 50 100 94 60-140 6 <br /> Benzene 46 48 50 92 96 60-140 4 <br /> Trichloroethene 48 51 50 96 102 60-140 6 <br /> Toluene 52 55 50 104 110 fi0-140 6 <br />' Chlombenzene 54 58 50 108 116 6D-140 7 <br /> m, -X lenes 109 120 100 109 120 60-140 10 <br /> LCS- Laboratory Control Standard <br /> I LCSD Laboratory Control Standard Duplicate <br /> RPD- Relative Percent Difference of LCS and LCSD <br /> Perimeters Blank Limits RPD <br /> 1,1-Dichloroethene 0 70-130 <br /> Benzene 0 70-130 <br /> Trichloroethane 0 70-130 <br /> Toluene 0 70-130 <br /> Chlorobenzene 0 70-13Q <br /> rn,p-Xylanes 0 1 70-130 <br /> I <br /> I <br /> • <br /> II OTS I I � DF-DJUNI 11) 10 CUS ION11 R I ION <br />