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1 <br /> 110 2nd Avenue South #D7 Pacheco,CA 94553-5560 <br /> McCarnpbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> http llwww mccampbell corn E-mail main@mccampbeIt coni <br /> • QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0312208 <br /> EPA Method SW8015C Extraction SW3510C SatchlD 9650 Spiked Sample ID N/A <br /> Sample Spiked I MS* MSD* MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria (%) <br />' Ng/L Ng/L % Rec %Rec %RPD %Rec %Rec t%RP]D Low High <br /> T1'R(d) N/A 7500 N/A NIA NIA 108 107 70 130 <br /> N/A 100 N/A N/A NIA 119 118 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 /> I MS=Matrix Spike MSD=Mainx 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)I((MS+MSD)12) <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 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 matnx or sample diluted due to high matrix or <br /> analyte content <br /> I <br />