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114 2nd Avenue South,#D7 Pacheco CA 94553 5560 <br /> E47 <br /> Mccampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> http//www mccampbell com E mail main@mccampbel I corn <br /> QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0311087 <br /> EPA Method SW8015C Extraction SW3510C BatchlD 9245 Spiked Sample ID N/A <br /> Sample Spiked MS MSD' MS-MSD LCS LCSD jLCS-LCSD Acceptance Criteria(°�) <br /> pg/L pg/L % Rec %Rec %RPD %Rec %Rec %RPD Law High <br /> 7-PH(d) N/A 7500 N/A N/A N/A 932 929 0 276 70 130 <br /> %SS N/A 100 N/A N/A N/A 979 977 0 193 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 /> 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)I(MS+MSD)'2 <br /> "MS and!or MSD spike recoveries may not be near 100%or the RPOs 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 /> 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 />