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110 2nd Avenue South #D7,Pacheco CA 94553 5560 <br /> McCampbell .Analytical Inc Telephone 925 798-1620 Fax 925-798-1622 <br /> h 1/www mica bell com F maj1 mainQmccainpbell com <br /> • <br /> QC SUMMARY REPORT FOR SW8260B <br /> I <br /> Matrix W WorkOrder 0311295 <br /> EPA Method SW8260B Extraction SW5030B BatchlD 9406 Spiked Sample lD 0311260-001B <br /> Sample Spiked MS' MSD* MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg1L Ng/L %Rec % Rec % RPD %Rec % Rec % RPD Law High <br /> tert-Amy]methyl ether(TAME) 0 71 10 824 861 401 863 841 254 70 130 <br /> I <br /> t-Butyl alcohol(TBA) ND 50 88 l00 129 923 917 0 655 70 130 <br /> 1,2-Dlbromoethane(EDB) ND 10 104 106 249 108 106 2 51 70 130 <br /> I <br /> 1,2-Dochloroethane(1,2-DCA) ND 10 98 1 984 0 244 983 985 0201 70 130 <br /> Dusopropyl ether(DIPE) ND 10 93 7 95 6 204 952 958 0 706 70 130 <br /> Ethyl tert-butyl ether(ETRE) ND 10 844 873 334 864 855 0 997 70 130 <br /> Methyl-t-butyl ether(MTBE) 7 34 10 822 91 4 574 91 8 889 3 19 70 130 <br /> %SS l 106 100 104 103 1 14 976 951 250 70 130 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RI.with the following exceptions <br /> NONE <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'(MS- MSD)I((MS+MSD)12) <br /> 'MS and 1 or MSD spike recoveries may not be near 00 i°or the RADS near 0%if a)the sample is inhomogenous AND ccntams significant concentrations of <br /> analyte relative to the amount spiked or b)if that specific sample matrix interferes with spike reoovery <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyto concentration in sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br /> 11-aboralory extraction solvents such as meth ene chloride and acetone may occasionally aepear in the method blank at low levels <br />