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McCampbell Analytical Inc 1102nd Avenue South #D7 Pacheco CA 94553-5560 <br /> Telephone 925-798-1620 Fax 925-798-1622 <br />' Nip 1/www mccampbell cam E-mail mam a mccampbell corn <br /> • QC SUMMARY REPORT FOR E200.9 <br /> Matrix W WorkOrder 0309037 <br />' EPA Method E200 9 Extraction E200 9 BatchlD 8330 Spiked Sample ID NIA <br /> Sample Spiked MS* MSD" MS-MSD LCS ! LCSD LCS-LCSD Acceptance Criteria(%) <br />' mg/L mg/L % Rec % Rec % RPD %Rec 1 %Rec %RPD Low High <br /> Lead NIA 0 010 N/A N/A N/A 936 97 3 3 8fi 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 i <br /> NOME <br /> 1 <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100*(MS-Sample)I(Amount Spiked) RPD=100*(MS—MSD)I(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)of that specific sample matrix interferes with spike recovery <br /> NIA=not applicable to this method <br /> NR=analyte concentration in sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br />