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I <br /> I 10 2nd Avenue South #1)7 Pacheco CA 94553 5560 <br /> McCampbell Analytical lnc Telephone 925-798-1620 Fax 925-798-1622 <br /> http Ilwww mccampbell com E-mail main@mccampbell cam <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W Workprder 0302377 <br />' EPA Method SW0260B Extraction SW50308 BatchlD 6030 Spiked Sample 1D 0302377-018A <br /> Sample Spiked MS* MSD' MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> pg/L pg/L %Rec %Rec %RPD %ReC %ReC %RPD Low High <br /> Benzene N/A 10 N/A N/A N/A 955 98 2 60 70 130 <br />' tert-Amyl methyl ether(TAME) NIA 10 N/A N/A N/A 74 6 741 0 629 70 130 <br /> Methyl-t-butyl ether(MTBE) N/A 10 NIA NIA NIA 72 8 71 1 231 70 130 <br />' Toluene N/A 10 N/A NIA N/A 89 9 908 0 944 70 _ 130 <br /> Dnsopropyl ether(D1PE) N/A 10 N/A N/A NIA 868 894 288 70 130 <br /> Ethyl tert-butyl ether(ETRE) N/A 10 N/A NIA NIA 803 806 0 404 70 130 <br />' %SS1 N/A 100 N/A NIA N/A 91 6 906 1 09 70 130 <br /> %SS2 NIA 100 N/A NIA NIA 109 108 0 684 70 130 <br />' %SS3 N/A 100 N/A N/A N/A 97 971 00456 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 /> NIA=not enough sample to perform matrix spike and matrix spoke 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)I(Amount Spiked) RPD=100*(MS—MSD)I(MS+MSD)*2 <br /> *MS and/or MSD spike recoveries may not be near 100%or the BPDs near 0%it a)the sample is inhomogenous AND contains significant concentrations of <br /> 1 analyte relative to the amount spiked or b)of that specofxc sample matrix interferes with spoke recovery <br />