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110 2nd Avenue South #D7 Pacheco GA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925 798-1620 Fax 925-798-1622 <br /> ' httpl/www mecampbell com E-mail mam@mccampbell cam <br /> QC SUMMARY REPORT FOR E200.9 <br /> Matrix W WorkOrder 0211226 <br /> EPA Method E200 9 Extraction E200 9 BatchlD 4854 Spiked Sample ID NIA <br /> Compound Sample Spiked MS' MSD' MS-MSD" LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> ' <br /> mg/L mg/L %Rec %Rec %RPD % Rec %Rec %RPD Low High <br /> Lead 77 <br /> 0 010 N/A N/A N/A 862 947 939 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 /> 1 <br /> ' MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviabon <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 r r <br /> %Recovery=100'(MS-Sample)1(Amount Spiked) RPD=100'(MS—MSD)!(MS+MSD)'2 <br /> I <br /> "MS and!or MSD spike recoveries may not be near 100%or the BPDs near 0%if a)the sample is inhomogenous AND contains significant concentrations of <br /> ' <br /> analyte relative to the amount spiked,or b)if that specific sample matrix Interferes with spike recovery <br /> r <br /> rr I' it I I r <br /> li r <br /> r <br />