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110 2nd Avenue South #D7 Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' http I/www mccampbell tom Ismail mam@mccampbell cam <br /> • QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0301345 <br /> EPA Method SW8260B Extraction SW5030B BatchlD 5748 Spiked Sample ID N/A <br /> Compound <br /> Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria{%) <br /> pg/L Ng/L % Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> Dusopropyl ether(DIPE) N/A 10 N/A N/A N/A 883 90 1 93 70 130 <br />' Ethyl tert-butyl ether(ETRE) NIA 10 N/A N/A N/A 824 83 0 676 70 130 <br /> Methyl-t-butyl ether(MTBE) N/A 10 N/A N/A NIA 866 875 1 03 70 130 <br /> tert-Amyl methyl ether(TAME) N/A l0 N/A N/A N/A 747 757 134 70 130 <br />' Methanol NIA 2500 N/A N/A NIA 116 104 log 11 70 130 <br /> Ethanol N/A 500 N/A N/A N/A 119 106 119 70 130 <br />' 1,2-Dibromoethane(EDB) N/A 10 N/A N/A N/A 788 813 307 70 130 <br /> 1,2-Dichloroethane(1,2-DCA) N/A 10 N/A N/A N/A 91 6 935 200 70 130 <br />' %SS NIA 100 N/A N/A N/A 104 101 245 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 /> lieNONE <br /> 1 <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate,LC5=Laboratory Control Sample LCSD=Labxxatory Control Sample Duplicate RPD=Reiagve Perce <br /> Deviation <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate nt <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 /> anayle content <br /> %Recovery=100*(INS-Sample)/(Amount Spiked) RPD=100*(MS—MSD)/(MS+MSD)'2 <br /> *MS and I or MSD spike recovenes 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 />