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r <br /> 11 o 2nd Avenue South 9D7,Pachcca CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-796-1620 Fax 925-799-1622 <br /> http l/www mccampbell com E-mail mann a@mccampbel!cam <br /> QC SUMMARY REPORT FOR SW8260B <br /> r <br /> Matrix W WorkOrder 0209094 <br /> rEPA Method SW8260B Extraction SW5030B BatchlD 3859 Spiked Sample ID 0209089-003A <br /> Sample <br /> ompound Spiked MS- MSD' MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br />' C <br /> Nglt NglL % Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> Methyl-t-butyl ether(MTBE) ND 10 813 856 515 922 899 256 70 130 <br />' %SSI 977 1 100 933 951 193 I16 117 0925 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 /> 1 <br /> MS=Matrix Spike,MSD=Matnx Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD Relative Percent <br /> Deviation <br /> NIA=not enough sample to perform matrix spike and matnx spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matnx or sample diluted due to high matrix or <br /> analyte content <br /> %Recovery=100'(MS-Sample)I(Amount Spiked),RFD=100•(MS_MSD)/(MS+MSD)'2 <br /> 'MS and 1 or MSD spike recoveries may not be near 100%or the RPD9 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 />