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110 2nd Avenue South 4D7 Pacheco CA 94553-5561) <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925 798-1622 <br />' http I/tivww mccampbell corn E-mail main rr ccampbelf corn <br /> QC SUMMARY REPORT FOR E200.7/E200.9 <br /> Matrix W WorkOrder 0302196 <br />' EPA Method E200 7/E200 9 Extraction E200 7/E200 9 BatchlD 5914 Spiked Sample ID N/A <br /> Sample Spiked IVIS' MSD' MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> mg/L mg/L % Rec %Rec %RPD % Rec %Rec %RPD Low High <br /> Cadmium N/A 10 N/A N/A N/A 110 109 1 06 70 130 <br />' Chromium N/A 10 N/A N/A NIA 107 113 506 70 130 <br /> Nickel N/A 10 N/A N/A N/A 1p0 104 398 70 130 <br />' <br /> Zinc N/A 10 N/A N/A N/A 106 109 243 70 130 <br /> %SS N/A 100 N/A NIA NIA 110 110 0596 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 />' NOME <br /> I• <br /> i <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 matnx or <br /> analyte content <br /> Recovery=100'(MS-Sample)/(Amount Spiked),RPD=100.(MS—MSD)I(MS+MSD)'2 <br /> 'MS and 1 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 />