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110 2nd Avenue South #D7 Pacheco,CA 94553-5564 <br /> McCampbell Analytical Inc Telephone 925 798-1620 Fax 925.798.1622 <br /> I _ hup/lwww mccampbell com Email mam@mccampWl nom <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> I <br /> Matrix A WorkOrder 0210393 <br /> IEPA Method SW8021 13/8015Cm Extraction SW5030B BatchlD 4565 Spiked Sample ID NIA <br /> Sample Spiked MS" MSD' MS-MSD- LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> Ipg/L pg/L % Rec %Rec % RPD % Rec %Rec. %RPD Low High <br /> TPH(gas) NIA 60 NIA NIA N/A 107 106 170 80 120 <br /> I MTBE N/A 10 N/A NIA N/A 969 104 696 80 120 <br /> Benzene N/A 10 N/A N/A NIA 96 98 206 80 120 <br /> Toluene N/A 10 NIA N/A N/A 95 1 98 306 84 120 <br /> Ethylbenzene — N/A 10 N/A NIA N/A 99� 100 1 16 80 120 <br /> Xylenes N/A 30 NIA NIA N/A100 9b 7 "9 <br /> 80 i 120 <br /> %S5 N/A f00 NIA N/A N/A 99 l 103 3 46 80 120 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> I NONE <br /> i � <br /> I <br /> I <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 /> I 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 /> analyte content <br /> %Recovery=100`(MS-Sample)/(Amount Spiked) RPD=100`(MS—MSD)/(MS+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 /> ianalyte relative to the amount spiked or b)if that specific sam le matrix interferes with spike recovery <br />