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I ` <br /> 1102nd Avenue South kD7 Pacheco CA 94553-5560 <br /> McCampbeli Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' http/hvww mccamphell corn E-mail nuun@tnccampbell corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0207356 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 3153 Spiked Sample ID NIA <br /> Compound Sample Spiked MSMSD" MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria{%) <br />' pg/L pg/L % Rec % Rec % RPD %Rec %Rec %RPD Low High <br /> tert-Amyl methyl ether(TAME) N/A 10 NIA N/A NIA 121 123 178 70 130 <br />' Methyl-t-butyl ether(MTBE) N/A 10 N/A N/A N/A 129 125 309 70 130 <br /> Dnsopropyl ether(D1PE) NIA 10 N/A N/A N/A 126 127 0 807 70 130 <br /> Ethyl tert-butyl ether(ETBE) N/A 10 N/A N/A N/A 127 127 0 422 70 130 <br />' %SSI N/A 100 N/A N/A N/A 96 5 95 5 1 DO70 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 /> Deviation=Matrix Spike MSD=Matrix 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 matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> I analyte content <br /> %Recovery=100'(MS-Sample)1(Amount Spiked),RPD=100'(MS—MSD)/(MS+MSD)'2 <br /> MS and I or MSD spike recoveries may not be near 100%or the RP Ds 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 />