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110 2nd Avenue South,9107 Pacheco CA 94553-5560 <br /> MCCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' http llwww mccampbefl com E-mail mam rr ccampbell cam <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0304002 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 6400 Spiked Sample ID 0304002-001B <br /> Sample Spiked MS" MSD" MS-MSD' LCS LCSD LCS-LCSD Acceptance Cntena(°�) <br /> Compound <br />' NglL NgIL % Rec %Rec %RPD %Rec %Rec %RPD Low I High <br /> tert-Amyl methyl ether(TAME) ND IU 108 109 0 723 962 978 165 70 130 <br />' 1,2-1)tbromoethane(EDB) ND 10 116 117 1 02 115 115 11116 70 I30 <br /> 1,2-Dichloroethane(1,2-DCA) ND 10 121 122 0 923 963 996 338 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 112 111 0 673 969 986 1 77 70 130 <br />' Dusopropyl ether(DIPE) ND 10 114 114 0 605 981 100 197 70 130 <br /> Ethyl tent-butyl ether(ETBE) ND 10 107 107 0 651 906 918 1 33 70 130 <br />' %SS1 100 100 103 103 00874 106 107 0 506 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 /> t � <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate,RPD W Relative Percent <br /> I <br /> Deviation <br /> le N/A=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 matnx or sample diluted due to high matrix or <br /> analyte content <br /> 1 %Recovery=100'(MS-Sample)1(Amount Spiked),RPD=100'(MS--MSD)1(MS+MSD).2 <br /> 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 b)if that specific sample matrix interferes with spike recovery <br />