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I1102nd Avenue South #137 Pacheco CA 94553-.)560 <br /> McCampbell Analytical Inc I Telephone 925-798-1620 Fax 925-798-1.622 <br />' ! http llwww mccampbell com E-mvl mam@mccampbell corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> 1 <br /> Matrix W WorkOrder 0312513 <br />' EPA Method SW8260B Extraction SW5030B Batch1D 9855 Spiked Sample ID 0312520-006A <br /> Sample Spiked MS* MSD* MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br />' pglL pg/L %Rec %Rec % RPD % Rec %Rec %RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 10 88 909 329 847 853 0 709 70 130 <br />' t-Butyl alcohol(TBA) ND 50 114 119 3 85 104 105 0 863 70 130 <br /> 1 2-Dibromoethane(EDB) ND 10 112 111 0 215 106 110 350 70 130 <br /> 1,2-Drchloroethane(1,2-DCA) ND 10 116 118 230 109 111 202 70 130 <br />' Dusopropyl ether(D1PE) ND 10 116 120 3 10 111 114 281 70 130 <br /> Ethyl tert-butyl ether(ETBE) ND 10 103 106 3 18 973 991 183 70 130 <br />' Methyl-t-butyl ether(MTBE) ND 10 117 119 175 107 108 103 70 130 <br /> %SSI 933 100 103 106 270 92 1 91 7 0 416 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 /> lie <br /> I <br /> 1 <br /> MS=Matrix 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)/((MS+MSD)12) <br />' *MS and 1 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 imth spike recovery <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for soil matnx or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> 0' analyte content <br /> Laboratory extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels <br />