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1 . <br /> 4 <br /> McCampbell Analytical Inc. 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> Telephone:925-798-1620 Fax:925-798-1622 <br /> ' http://www.mccampbell.com E-mail:main@mccampbell.com <br /> QC SUMMARY REPORT FOR E200.9 <br /> Matrix:W WorkOrder: 0307177 <br /> ' <br /> EEPA Method: E200.9TSample <br /> Extraction: E200.9 BatchlD:7781 Spiked Sample ID: N/A <br /> Spiked MS* MSD* MS-MSD LCS LCSD ILCS-LCSD Acceptance Criteria(%) <br /> ' /L mg/L %Rec. %Rec. %RPD %Rec. %Rec. %RPD Low High <br /> Lead N/A 0.010 N/A N/A N/A 81.783.6 2.36 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 /> lie <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)/(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 /> N/A=not applicable to this method. <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 /> 1 <br />