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I 10 2nd Avenue South,WD7,Pacheco,CA 94553 5560 <br /> =4mcc <br /> ampbell Analytical Inc Telephone 925-798-1620 Fax 925-798 1622 <br />' httpJ/www mm bell com E mail main mecampbell com <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matnx W WorkOrder 0309279 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 8540 Spiked Sample ID 0309275-0048 <br /> Sample Spiked IVIS` MSD' MS-MSD* LCS LCSDLCS-LCSD Acceptance Catena(%} <br />' lag/L pg/L % Rec % Rec %RPD %Rec % Rec %RPD Low High <br /> 1 <br /> Methyl-t-butyl ether(MTBE) ND 10 874 885 1 15 891 863 3 14 70 130 <br /> t %SSI 119 100 117 117 U 108 106 246 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 /> r <br /> i <br /> MS=Matrix Spike MSD=Matnx Spike Duplicate LOS=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 I 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 /> 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 /> LaboratM extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels <br />