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110 2nd Avenue South #D7 Pacheco,CA 94553-5560 <br /> MCC ampbell Analytical Inc Telephone 925 798-1620 Fax 925-798-1622 <br /> Ihttp Ilwww rwcanTbell com E mail main mcca hell coin <br /> QC SUMMARY REPORT FOR SW$260B <br /> Matrix W WorkOrder 0312366 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 9750 Spiked Sample lD 0312336-011A <br /> Sample Spiked MS* MSD' MS-MSD* LCS LCSD ILCS-LCSD Acceptance Cntena(%) <br /> I lig/L pg/L %Rec %Rec %RPD % Rec %Rec % RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 10 848 838 1 14 971 999 284 70 130 <br />' t-Butyl alcohol(TBA) ND 50 823 793 377 994 100 0 935 70 130 <br /> 1,2-Dibromoethane(EDB) ND t0 101 102 0185 112 112 0 70 130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 10 114 112 1 79 105 107 270 70 130 <br />' Ditsopropyl ether(DIPE) ND 10 115 113 179 100 101 0 659 70 130 <br /> Ethyl tert-butyl ether(ETBE) ND 10 101 101 0 965 97 0 476 70 130 <br />' Methyl-t-butyl ether(MTBE) ND 10 103 102 0 406 943 954 1 14 70 130 <br /> %SS 1 106 100 102 103 0 167 995 99 1 0 447 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 /> I <br /> 1 <br /> 1 <br /> MS=Matnx Spike MSD=Matnx Spike Duplicate,LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br />' Deviation <br /> %Recovery=100*(MS-Sample)I(Amount Spiked) RPD=100'(MS- MSD)I((MS+MSD)12) <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 /> analyte relative to the amount spiked or b)if that specific sample matrix interferes Huth spike recovery <br /> NIA=not enough sample to perlorm matrix spike and matnx spike duplicate <br /> 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 />' Laborata extraction solvents such as methyiene chloride and acetone may occasionally appear in the method blank at low levels <br />