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110 2nd Avenue South,9137 Pacheco CA 94553 5560 <br /> McCampbell Analytical Inc Telephone 925-798 I620 Fax 925 798-1622 <br /> http//wwwtrccaiTipbellcom E-mail mam©mccamphell com <br /> • QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0203327 <br /> EPA Method SW8015C Extraction SW3510C BatchlD 4074 Spiked Sample ID N/A <br /> SampleSpiked MS* MSD* IMS-MSD* LCS LCSD ILCS-LCSDIAcceptance Criteria(%) <br /> Compound i — I - -- -- -- ----- <br /> Ng/L pg/L % Rec % Rec % RPD %Rec %Rec i %RPD Low High <br /> TPH(d) NIA 7500 N/A N/A N/A 107 110 250 70 130 <br /> %SS N/A 100 NIA N/A N/A 1 101 103 197 70 130 <br /> All tar et com ounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> g p b P <br /> NONE <br /> I <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 /> r analyte content <br /> I %Recovery=100'(MS-Sample)I(Amount Spiked) RPD=100*(MS--MSD)/(MS+MSD)*2 <br /> =MS and/or MSD spike recoveries may not be near 100%or the RPDs near 0%if 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 />