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■ A' 110 2nd Avenue South,6177,Pacheco,CA 94553-5560 <br /> MCCampbell A.II 'y#lcal Inc. Telephone:925-798-1620 Fax:925-798-1622 <br /> httpJ/www.mccwnpbell.cmn E-mail:main@mccampbell.com <br /> I <br /> QC SUMMARY REPORT FOR SW8260B <br /> BatchlD:2263 Matrix:W WorkOrder. 0206032 <br />' EPA Method: SW8260B Extraction: SW5030B Ext. Date: 6104102 Spiked Sample ID: 0206032-003C <br /> Sample Spiked MS' MSD" MS-MSD` LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> pglL % Rec. %Rec. %RPD %Rec. %Rec. %RPD Low High <br /> Diisopropyl ether(DIPS) ND l0 114 112 1.32 110 113 2.9 70 130 <br /> Ethyl Cert-butyl ether(ETBE) ND 10 103 102 1.08 101 104 2.5 70 130 <br /> 1 Methyl-t-butyl ether(MTBE) ND IO 86 85.6 0.480 87.5 90.4 3.3 70 130 <br /> tert-Amyl methyl ether(TAME) ND 10 94.2 94.6 0.384 93.9 97.9 4.1 70 130 <br /> 1 %SS 104 10 104 105 0.802 102 103 1 0.94 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 /> 1 <br /> lie <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> MS=Matrix Spike;MSD=Matrix Spike Duplicate:ICS=Laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent <br /> 1 Deviation. <br /> NIA=not enough sample to perform matrix spike,or analyte concentration in sample exceeds spike amount_ <br /> °/Recovery=100'(MS-Sample)I(Amount Spiked);RPD=100'(MS—MSD)I(MS+MSD)'2. <br /> 1 "MS and 1 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 Is)if that specific sample matrix Interferes with spike recovery. <br /> 1 <br />