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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 />' httpl/www mccampbcll cam E-mail mart i nccampbell corn <br /> . QC SUMMARY REPORT FOR SW8260B <br /> 1 <br /> BatchlD 2263 Matrix W WorkOrder 0206035 <br />' EPA Method SW8260B Extraction SW5030B Ext Date 6104102 Spiked Sample ID 0206032-003C <br /> Sample Spiked MS* MSD* MS-MSD*i LCS LCSD -LCS-LCSDAcceptance Criteria{%} <br /> Compound t I I -- -- - - <br />' pg1L NgIL %Rec %Rec %RPD Rec %Rec %RPD Low High <br /> Dusopropyl ether(DIPS) ND 10 114 112 1 32 Ito 113 29 70 130 <br />' Fthyl Cert-butyl ether(ETBL) ND 10 103 102 1 08 101 I(A — 25 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 86 856 0 480 87 5 904 33 70 130 <br /> tcrt-Amyl methyl ether(TAME) ND 10 942 946 0 384 939 979 41 70 130 <br />' %S S 104 10 104 105 0 802 102 103 090 70 130 <br /> All target compounds in the Method Bldnk of this extraction batch were ND less than the method RL with the following exceptions <br />' NOW <br /> lie <br /> I <br /> MS=Matrix Spike MSD W Matrix Spike Duplicate LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br />' Dewatlon <br /> NIA=not enough sample to perform matrix spike,or analyte concentration in sample exceeds spike amount <br /> I %Recovery=100*(MS-Sample)/(Amount Spiked) RPD=100'(MS—MSD)f(MS+MSD)*2 <br /> MS and I or MSD spike recoveries may not be near 100%or the RPDs near 0%IP a)the sample Is Inhomogenous AND Contains signrficant concentrations of <br /> analyte relative to the amount spiked orb)if that specific sample rrxatnx interferes vvith spike recovery <br /> I <br />