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! 110 2nd Avenue South #D7 Pacheco,CA 94553-5560 <br /> McCatnpbell Analytical Inc Telephone 925-798-1620 Fax 925-799-1622 <br /> ' httpl/www mccampbell coin E-mail main©mccampbell com <br /> QC SUMMARY REPORT FOR E2009 <br /> ! <br /> Matrix W WorkOrder 0210417 <br /> ' EPA Method E200 9 Extraction E200 9 8atchlD 4525 Spiked Sample ID NIA <br /> Sample Spiked MS" MSD" MS-MSD" LCS LCSD LCS-LCSD Acceptance Catena(%) <br /> Compound <br /> ' mg/L mg/L %Rec %Rec % RPD % Rec %Rec %RPD Low High <br /> Lead NIA 0 010 N/A N/A N/A 903 853 578 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 /> !i <br /> 1 <br /> 1 <br /> 1 <br /> 1 <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 /> 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=400"(MS-Sample)/(Amount Spiked) RPD=100'(MS—MSD)I(MS+MSD)'2 <br /> F i <br /> MS and I 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 />