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1102nd Avenue South kD7 Pacheco CA 94553 5560 <br /> McCampbell Analytical Inc Telephone 925 798-1620 Fax 925-798-1622 <br />' bttpJ/www mccampbell com E mail ma ca bell com <br /> • QC SUMMARY REPORT FOR SW8260B <br /> 1 <br /> Matrix W WorkOrder 0212093 <br />' EPA Method SW8260B Extraction SW50308 BatchlD 5195 Spiked Sample ID 0292093-003C <br /> Sample Spiked MS* MSD* MS-MSD" LCS LCSD LCS-LCSD Acceptance Cntena(%) <br /> Compound <br /> pgIL lig/L % Rec %Rec % RPD %Rec % Rec % RPD Low High <br /> Diisopropyl ether(DIPE) ND 10 110 110 00929 106 108 1 92 70 130 <br /> Ethyl tent-butyl ether(hl BE) ND 10 102 101 0 555 97 1 100 321 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 109 107 1 75 102 105 303 70 130 <br />' tert-Amyl methyl ether(TAME) ND 10 963 95 6 0 749 93 896 378 70 130 <br /> Methanol ND 2500 86 l 87 8 196 874 87 0 520 70 130 <br />' 1,2-Dibromoethane(EDB) ND 10 101 101 10,152 968 1111 411 70 130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 10 966 961 0 528 95 6 966 102 70 130 <br /> %SS 114 100 112 110 149 965 100 396 70 130 <br /> IAll target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> 10 <br /> I <br />' MS=Matnx Spike MSD=Matrix Spike Duplicate,LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=RelaUve Percent <br /> Deviation <br /> NIA u not enough sample to perform matrix spike and matnx spike duplicate <br /> 0 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 matnx or <br /> analyte content <br /> %Recovery=100*(MS-Sample)I(Amount Spiked) RPD=100*(MS—MSD)I(MS+MSD)*2 <br /> *MS and I 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 /> Ianalyte relative to the amount spiked or b)if that specific sample matrix interferes Nth spike recovery <br />