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I , *4 110 2nd Avenue South 4D7 Pacheco,CA 94553-5560 <br /> Mr-Campbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> http/jwwwracWmpbclj cam E-mail mam@mccampbell corn <br /> QC SUMMARY REPORT FOR BATCH 2608 <br />' <br /> BatchlD 2608 Matrix W WorkOrder 0206381 <br />' EPA Method SW8260B Extraction SW5030B Ext Date 6125/02 Spiked Sample ID 0206381-002C <br /> Sample Spiked MS* MSD" MS-MSD" LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br />' V9IL NgIL %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> tert-Amyl methyl ether(TAME) ND 10 113 113 0 485 126 982 25 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 104 104 0 372 114 109 53 70 130 <br />' Dusopropyl ether(DIPE) ND t0 105 104 125 112 926 19 70 130 <br /> Ethyl tert-butyl ether(ETBE) ND 10 106 105 0 413 123 103 18 70 130 <br />' %SSI 902 10 90 2 88 4 198 111 107 34 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 /> 1 <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> ' Devtatton <br /> NIA=not enough sample to perform matrix spike or analyte concentratlon in sample exceeds splke amount. <br /> ' %Recovery=100'(MS-Sample)I(Amount Spiked),RPD=100'(MS—MSD)I(MS+MSD)'2 <br /> •MS and 1 or MSD spike recovenes may not be near 100%or the BPDs near 0%if a)the sample is inhomogenous AND contains significant concentrations of <br /> . anal to relative to the amountspiked or b)if that speGflc sample matrix interferes with spike recovery <br /> 1 <br />