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I 10 2nd Avenue South UD7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798 1622 <br /> httpJ/www mccamphell com E-mail majn�&necampbell com <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0304329 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 6641 Spiked Sample 1D 0304307-005B <br /> Sample Spiked MS* MSD' MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(°�) <br /> Compound _ _ <br />' pg/L pg/L % Rec %Rec %RPD %Rec E % Rec I %RPD Low High <br /> Cert-Amyl methyl ether(TAME) ND l0 114 115 0 708 105 109 413 70 130 <br />' 1,2-Dibromocthanc(EDB) ND t0 114 116 1 27 106 112 494 70 130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 10 116 115 1 16 102 110 698 70 130 <br /> Dusopropyl ether(RIPE) ND l0 121 121 0 103 117 126 70 130 <br />' Ethyl tert-butyl ether(ETRE) ND 10 109 110 0 304 928 105 125 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 119 115 365 961 111 139 70 130 <br />' %SSS 110 100 108 105 232 961 103 7 17 70 i 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 /> E <br /> E <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)I(Amount Spiked) RPD=100•(MS—MSD)I(MS+MSD)'2 <br /> I 'MS and 1 or MSD spike recoveries may not be near 100%or the RPDs near 0%it a)the sample is inhomogenous AND contains significant concentrations of <br /> anayte relative to the amount spiked,or b)if that specific sample matrix interferes with spike recovery <br /> NIA=not enough sample to perform matnx spike and matnx spike duplicate <br /> I NR=anayte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content. <br /> Laboratory extracbon solvents such a5 me lane chloride and acetone may occasionaly appear m the method blank at tow levels <br />