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1102nd Avenue South,ND7 Pacheco,CA 94553-5560 <br /> McCalnpbell Analytical Inc Telephone 925-798-1620 Fax 925 798-1622 <br /> http 11www nimmpbell com E mail main©rn"ampbell com <br /> . QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0309359 <br /> EPA Method SW8015C Extraction SW3510C BatchlD 8608 Spiked Sample ID NIA <br /> Sample Spiked MS* MSD' MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Ng/L Ng/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(d) N/A 7500 NIA NIA NIA 918 893 278 70 130 <br /> %SS NIA 100 NIA NIA NIA 102 999 2 19 70 130 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method R1,with the following exceptions <br /> NONE <br /> i <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)I(Amount Spiked) RPD=100*(MS—MSD)I(MS+MSD)*2 <br /> *MS and/or MSD spike recoveries may not be near 700%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 /> 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 />