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CALTECH Environmental Laboratories <br /> O6314 lRosecrars A,.enue Paiamo,,,nt CA 90723-3146 <br /> Telephone (-562) 272-2700 Fax (562) 272-2739 <br /> I <br /> QA/QC Report <br /> Method 8015M 18021 B <br /> Matrix Water <br /> Date Analyzed 7/10102 <br /> Units ug/L <br />' Perimeters LSC LCSD Spike LCS% LCSD% Limits RPD <br /> Added Rec. Rec <br />' Benzene 51 49 50 102 98 70-130 4 <br /> Toluene 1 49 48 50 98 96 70-130 2 <br /> Eth benzene 48 48 50 96 96 70-130 0 <br />' <br /> Xylenes 140 139 150 93 93 70-130 0 <br /> TPH -Gasoline 980 996 1000 98 100 60-140 2 <br /> TPH - Diesel 1012 988 1000 101 99 60-140 2 <br />' LCS Laboratory Control Standard <br /> LCSD Laboratory Control Standard Duplicate <br /> IRPD Relative Percent Difference of LCS and LCSD <br /> I <br /> I <br /> 1 <br /> 1 <br />' <br /> TOTALI Y T SATISFACTION <br /> DEDICATED TO CUSTOMER SAT <br />