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i <br /> 110 2nd Avenue South,IiD7,Pacheco CA 94553-5560 <br /> IWXampbell Analytical Inc Telephone 925-798 1620 Fax 925-798 1622 <br />' http//www mccarrtpbell com E-mail ninui@rriccampbell Com <br /> QC SUMMARY REPORT FOR SW8015C - <br /> Matnx W WorkOrder 0307414 <br />' EPA Method SW8015C Extraction SW3510C BatchlD 7935 Spiked Sample ID N/A <br /> Sample Spiked MS` MSD' MS-MSD` LCS LCSD LCS-L CSD Acceptance Criteria(%) <br /> 1 Pg/L. pg/L % Rec % Rec %RPD % Rec % Rec %RPD Low High <br /> 1PH(d) NIA 7500 NIA NIA NIA 91 5 91 9 0 436 70 130 <br />' %SS NIA 100 NIA N/A N/A 91 5 91 7 0 232 70 130 <br /> All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br />' NONE <br /> 1 <br /> 1� <br /> 1 <br />' MS=Matnx Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=140*(MS-Sample)/(Amount Spiked) RPD=100'(MS—MSD)/(MS+MSD)'2 <br /> *MS and/or MSD spike recoveries may riot be near 100%or the RPDs near 0%it 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 sod matrix or exceeds 2c spike amount for water matrix or sample diluted due to high matrix or <br />' analyte content <br />