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120 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> F-4 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925 798-1622 7 <br /> ' h /Iwww mccampbell com E-mail maim@mccarupbelcom <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matnx W WorkOrder 0306428 <br /> ' EPA Method SW8260B Extraction SW5030B BatchlD 7447 Spiked Sample ID 0306423-002B <br /> Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Catena(%} <br /> ' pg/L. lig/L %Rec %Rec %RPD %Rec % Rec %RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 10 105 954 9 15 964 95 1 131 70 130 <br /> ' 1,2-Dibromoethane(EDB) ND 10 130 124 425 128 127 0 836 70 130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 10 113 102 101 102 104 205 70 130 <br /> ' Dnsopropyl ether(DIPS) ND 10 116 106 925 108 108 0 70 130 <br /> Ethanol ND 500 832 929 110 924 103 107 70 130 <br /> Ethyl tert-butyl ether(ETRE) ND 10 103 93 103 961 962 0 119 70 130 <br /> ' Methanol ND 2500 109 98 106 953 923 3 17 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 104 94 4 932 103 104 0 574 70 130 <br /> ' %SS 1 114 100 103 100 j 269 j 974 104 646 70 130 <br /> All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> 1 <br /> ' MS=Matrox Spike MSB=Matrix Spike Duplicate LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample Duplicate,RPD=Reiabve Percent <br /> Deviation <br /> %Recovery=100*(MS-Sample)/(Amount Spiked),RPD=100*(MS—MSD)/(MS+MSD)*2 <br /> ' *MS and/or MSD spike recoveries may not be near 1100%or the RPDs near 0%if a)the sample is mhamogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked,or b)of that specific sample matrix interferes with spike recovery <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate , <br /> I 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 /> 11-aboratoa extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels <br />