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1. <br /> F4110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc. 7 Telephone:925-798-1620 Fax:925-798-1622 <br /> httPJ/www.mccamPbell-com E-mail:main©mccamphell.com <br /> • QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix:W WorkOrder: 0212249 <br />' EPA Method: SW8021 B/8015Cm Extraction: SW5030B BatchlD:5316 Spiked Sample ID: NIA <br /> Sample Spiked MS* MSD" MS-MSD*I LCS LCS D ECS-LCSDjIAcceptance Criteria(%) <br />' Compound <br /> Ng/L Ng/L %Rec. %Rec. %RPD %Rec. i %Rec. % RPD Low High <br /> i <br /> TPH(gas) N/A 60 N/A N/A N/A 101 98.4 2.57 80 i 120 <br />' MT13E — W�--- N/A 10 NIA N/A NIA 833 88.4 1 6.29 -- 80 120 <br /> Benzene � -7-.-- - I <br /> N/A 10 N/A NIA N/A 97.3 88.6 9.39 80 i 120 <br />' Toluene T NIA 10 N/A N/A NIA 104—— 90.8 13.9 ? 80 120 <br /> - � <br /> Ethylbenzene NIA 10 N/A N/A N/A 99.6 88.1 12.3 j 80 120 <br /> Xylenes NIA 30 N/A NIA N/A 103 94 9.46- f 80 i 120 <br />' %SS: NIA 100 N/A N/A NIA ! 95 88.7 6.81 1 T 80 120 <br /> i <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 /> lie <br /> 1 <br /> 1 <br /> I 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 /> 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 /> I analyte content <br /> %Recovery=100*(MS-Sample)/(Amount Spiked);RPD=100*(MS-MSD)/(MS+MSD).2. <br /> *MS and I or MSD spike recoveries may not be near 100%or the RPDs near 0%if.a)the sample is inhomogenous AND oontains significant concentrations of <br /> analyte relative to the amount spiked,orb if that specific sample matrix interferes with spike recovery. <br />