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110 2nd Avenue South #D7 Pacheco,CA 94553 5560 <br /> =McCampbell Analytical Inc I Telephone 925-798-1620 Fax 925-798 1622 <br /> 24http I/www mccampbell cum E mail mai r@mccampbell coin <br /> QC SUMMARY REPORT FOR SW8015C <br />' Matrix W WorkOrder 0309287 <br /> EPA Method SW8015C Extraction SW3510C BatchiD 8544 Spiked Sample ID NIA <br />' Sample Spiked MS' MSD* MS-MSD LCS LCSD ILCS-LCSD Acceptance Critena(%) <br /> pg/L pg/L % Rec %Rec %RPD %Rec %Rec % RPD Lova High <br /> FPH(d) NIA 7500 N/A N/A N/A 110 108 272 70 130 <br />' %SS N/A 100 NIA N/A N/A 104 101 354 7d 130 <br /> All target compounds in the Method Blank ofthis extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> 1 <br /> r <br /> lie <br /> r <br /> r <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)1(Amount Spiked) RPD=100`(MS—MSD)1(MS+MSD)'2 <br /> 'MS and l or MSD spike recoveries may not be near 100%or the BPDs near U%if a)the sample w mhomogenous AND contains significant concentrations of <br /> • analyte relative to the amount spiked or b)it 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 matnx or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> janalyte content <br />