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110 2nd Avenue South tlD7,Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798 1620 Fax 925-798 1622 <br /> ' httpJ/www mccampbelE eom E-mail main r�Dmccampbel]corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0307420 <br /> ' EPA Method SW8260B Extraction SW5030B BatchlD 7934 Spiked Sample 1D 0307398-002A <br /> Sample Spiked MS* MSD' MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg/L pg/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 10 106 101 444 100 99 0 977 70 130 <br /> t-Butyl alcohol(TBA) 9 018 50 909 824 8 10 102 101 0 822 70 1 130 <br /> Diisopropyl ether(DIPS) ND 10 117 113 298 105 106 0 723 70 130 <br /> Ethyl tert butyl ether(ETBE) ND 10 106 103 274 984 981 0 276 70 130 <br /> ' Methyl-t-butyl ether(MTBE) ND t0 109 103 556 102 101 0 532 70 130 <br /> Trichloroethene 1903 l0 33 8,Fl 25 6,171 371 972 959 133 70 130 <br /> %SS1 <br /> 945 100 106 105 0 829 102 102 0 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 /> Fl=MS/MSD exceed acceptance criteria.LCS LCSD validate prep batch <br /> MS=Matrix Spike,MSD=Matrix Spike Duplicate,LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> ' Deviation <br /> %Recovery=100`(MS-Sample)/(Amount Spiked) RPD=100'(IVIS—MSD)I(MS}MSD)'2 <br /> 'MS and I or MSD spike recoveries may not be near 100%or the RP Ds near 0%it a)the sample is inhomogenous AND contains significant concentrations of <br /> ' analyte relative to the amount spiked or b)if that specafic sample matrix interferes with spike recovery <br /> NIA=not enough sample to perform matrix spike and matnx spike duplicate <br /> • NR=anatyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample ddutedi due to high matrix or <br /> analyte content <br /> i <br /> Laboratory extraction solvents such as methylene chlonde and acetone may occasionally appear in the method blank at low levels <br /> i <br />