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CALTECH Environmental Laboratories <br /> J ' pec 1-1 1, a�LnuL 'i, �i,i»unt C s 907, +h <br /> QA/QC Report <br />' Method 8015M 18021 B <br /> Matrix Water <br /> Date Analyzed 419102 <br /> Units ug/L <br /> Perimeters LSC LCSD Spike LCS % LCSD % Limits HPD <br /> Added Rec Rec <br /> Benzene 47 47 50 94 94 70-130 0 <br />' Toluene 47 47 50 94 94 70-130 0 <br /> Eth benzene 51 51 50 102 102 70-130 0 <br /> Xylenes 257 260 250 103 104 70-130 1 <br />' TPH - Gasoline 457 492 500 91 98 60-140 8 <br />'. LCS Laboratory Control Standard <br /> LCSD Laboratory Control Standard Duplicate <br /> RPD Relative Percent Difference of LCS and LCSD <br /> 1 <br /> 1 <br /> ' IOIAIA Y DEDICAT FD TO Ct,STOMER SACISFACTION <br />