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' 110 2nd Avenue South ND7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798 1622 64— <br /> I http//www mccampbell com E mail maxn[4mccampbell corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0210391 <br />' EPA Method SW8260B Extraction -SW50306 BatchlD 4564 Spiked Sample ID 0210391-002C '^ <br /> Sample Spiked MS* MSD* MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br />' Ng/L lig/L % Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> Benzene ND 10 934 953 194 905 927 243 70 130 <br />' tert-Amyl methyl ether(TAME) ND 10 999 101 I 17 998 100 0 280 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 963 100 380 954 86 103 70 130 <br /> Toluene ND 10 103 105 183 99 102 2 55 70 130 <br />' Dusopropyl ether(DIPE) ND 10 81 1 822 128 798 796 0 262 70 130 <br /> Ethyl tert-butyl ether(ETB£) ND 10 96 8 991 228 967 929 397 70 130 <br />' %SS1 108 100 114 113 0 658 993 941 542 70 130 <br /> %SS2 952 100 964 964 00384 963 95 131 70 130 <br />' %SS3 90 1 100 934 935 00918 953 938 1 65 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 /> 1 - <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate,LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> . <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte 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 /> %Recovery=100*(MS-Sample)/(Amount Spiked) RPD=100*(MS—MSD)I(MS r MSD)*2 <br /> *MS and/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 specafic sample matnx interferes with spike recovery <br />