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1 <br /> 110 2nd Avenue South OW,Pacheco,CA 94553-5560 <br /> F4' McCampbell Analytical Tnc Telephone 925-798-1620 Fax 925-798-1622 <br /> h Jlwww mecacnphel]com E-mail nMIn@rWc3nTXIICoM <br />' QC SUMMARY REPORT FOR E200.9 <br />' Matrix W WorkOrder 0212093 <br /> EPA Method E200 9 Extraction E200 9 BatchlD 5190 Spiked Sample ID NIA <br />' <br /> Compound Sample Spiked+ MS" MSD" MS-MSO' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> mglL mg/L %Rec % Rec % RPD %Rec % Rec %RPD Low High <br /> Lead N/A 0 010 N/A N/A N/A 93 1 94 0 913 70 130 <br />' All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> I <br /> I <br /> MS=Matnx Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> . <br /> N/A=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for sal 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)!(Amount Spiked) RPD=100`(MS—MSD)1(MS+MSD)'2 <br /> MS and/or MSD spike iecovenes may not be near 100%or the RPDs near 0%if a)the sample is inhomogenous AND contains significant concentrations of <br /> anal a relative to the amountspiked orb if that specific sample matrix interferes with spike recovery <br />