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i I 10 2nd Avenue South,ND7,Pacheco CA 94553-5560 <br /> McCampbell Analytical, Inc. Telephone 925-798-1620 Fax 925-798-1622 <br /> Website www mccanipbetl coin 2-marl tmui@mccampbell coin <br /> i QC SUMMARY REPORT FOR E200.9 <br /> Matnx W WorkOrder 0407214 <br /> EPA Method E200 9 Extraction E200 9 BatchlD 12377 Spiked Sample ID 0407214-001 r. <br /> Sample Spiked MS* MSD' MS-MSD* LCS LCSD LCS-LCSD Acceptance Crit, rza(%) <br /> mg/L mg/L %Rec % Rec % RPD %Rec % Rec % RPD Low High <br /> Lead ND 0 010 115 119 402 868 897 331 80 120 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the fallowing exceptions <br /> NONE <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)1((MS+MSD)12) <br /> *Acceptanoe Cntena for MS/MSD is between 70%and 130% MS and l or MSD spike recovenes may not be near l00%or the RPDs near 0%if a)the sample <br /> is inhomogenous AND contains significant concentrations of anatyte relative to the amount spiked orb)if 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 /> janalyle content <br /> • DHS Certification No 1644 QA/QC Officer <br />