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' 110 2nd Avenue South 4D7 Pacheco,CA 94553-5560 <br /> F4 McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' http llwww mccainpbell com E-mail main r@mecampbell coin <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> r <br /> Matrix W WorkOrder 0303282 <br /> IEPA Method SW8021618015Cm Extraction SW5030B BatchlD 6212 Spiked Sample ID N/A <br /> Compound Sample Spiked MS" MSD' MS-MSD' LCS LC SD LCS-LCSD Acceptance Criteria(%) <br />' Ng/L pg/L %Rec %Rec %RPD %Rec %Rec %RPD Low ! High <br /> TPH(gas) N/A 60 NIA N/A NIA 103 I03 0179 80 120 <br />' MTBE N/A 10 N/A N/A N/A 865 839 3 13 80 120 <br /> Benzene N/A I0 N/A N/A N/A 973 103 593 80 120 <br /> Toluene N/A 10 N/A N/A NIA 966 102 553 80 120 <br />' Ethylbenzene N/A 10 N/A N/A N/A 98 103 529 80 120 <br /> Xylenes N/A 30 N/A NIA N/A 100 103 328 80 120 <br /> r %SS N/A 100 N/A N/A N/A 884 919 390 80 120 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> r NONE <br /> r � <br /> r <br /> r <br /> r <br /> r <br /> r <br /> r <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample Duplicate,RPD=Relative Percent <br /> Deviation <br /> . NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content, <br /> %Recovery=100'(MS-Sample)I(Amount Spiked),RPD=100"(MS—MSD)/(MS+MSD)'2 <br /> MS and I or MSD spike recoveries may not be near 100%or the RPDs near 0%of a)the sample Is inhomogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <br />