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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 /> http/IWWwmccampbellcom E--aillmam—Qmccampbellcon, <br /> QC SUMMARY REPORT FOR SW8260B <br /> 1 <br /> Matrix W WorkOrder 0212065 <br />' EPA Method SW8260B Extraction SW5030B I BatchlD 5172 Spiked Sample 10 0212077-001A <br /> Compound Sample Spiked MS* MSD" MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg1L pg/L %Rec %Rec % RPD %Rec %Rec %RPD Low I High + <br /> tert-Amyl methyl ether(TAME) N/A 10 N/A N/A NIA 119 107 115 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 103 109 606 101 888 128 70 _ 130 <br /> Dnsopropyl ether(RIPE) N/A 10 N/A N/A NIA 116 108 732 70 130 <br /> Ethyl tert-butyl ether(ETRE) NIA 10 N/A N/A NIA 118 108 930 70 130 <br /> %SS1 110 t00 108 113 391 103 91 5 11 8 70 130 <br /> All target compounds in the Method Blank ofthis extraction batch were ND less than the method RL with the following exceptions <br />' NONE <br /> I <br /> I <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate,RPD=Relative Percent <br /> Deviation <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> . N R=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)I(Amount Spiked),RPD=100*(MS—MSD)/(MS+MSD)*2 <br /> *MS and 1 or MSD spike recovenes 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)rf that specific sample matrix interferes with spike recovery <br />