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110 2nd Avenue Sw1h f1D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798 1622 <br /> hap//www mccampbell com E marl marnQmccampbell corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> 1 <br /> Matrix W WorkOrder 0212368 <br />' EPA Method SW8260B Extraction SW5030B BatchfD 5424 Spiked Sample ID 0212371-001B <br /> Sample Spiked MS" MSD` MS-MSD` LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound —_— ____Y <br />' pg/L pg/L % Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 10 944 89 1 5 78 895 902 0 796 70 130 <br />' Benzene ND 10 107 113 593 102 104 198 70 130 - <br /> Ditsopropyl ether(RIPE) ND 10 111 106 448 107 108 0 627 70 130 <br /> Ethyl tent-butyl ether(ETBE) ND 10 115 88 6 263 108 110 1 90 70 I 130 <br /> 1 Methyl-t-butyl ether(MTBE) ND 10 106 105 0 822 100 101 0 608 70 130 <br /> Toluene ND 10 117 107 883 114 114 00334 70 130 <br /> 1 %SSI 97 1 100 779 108 32 0 744 733 1 53 70 130 <br /> %SS2 102 100 107 104 222 107 106 1 12 70 130 <br /> 1 %SS3 113 100 106 113 576 110 107 195 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 /> 1 NONE <br /> i <br /> 1 <br /> I <br /> I <br /> 1 <br /> I <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> 1 Deviation <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 /> %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 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 />