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1102nd Avenue South,#D7,Pacheco CA 94553-5560 <br /> F4 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' 1 http llwww mccampbell com Email main r ccampbell com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0303476 <br />' EPA Method SW80218/8015Cm Extraction SW5030B BatchlD 6345 Spiked Sample ID NIA <br /> Compound Sample Spiked MS' MSD' MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Ipg/L Ng/L % Ree %Rae %RPD %Rec %Ree %RPD Low I High <br /> TPH(gas) N/A 60 N/A N/A N/A 104 103 143 80 120 <br />' MTBE NIA 10 N/A NIA N/A 908 101 107 80 120 <br /> Benzene N/A 10 N/A N/A N/A 963 109 127 80 120 <br />' Toluene NIA 10 NIA N/A N/A 964 110 130 80 120 <br /> Ethylbenzene N/A 10 NIA N/A N/A 969 112 141 80 120 <br /> Xylenes NIA 30 N/A N/A N/A 997 113 128 80 120 <br />' %SS N/A 100 NIA NIA N/A 864 86 0 419 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 /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate,RPD=Relative Percent <br /> Deviation <br /> N/A=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)I(MS+MSD)'2 <br /> "MS and I or MSD spike recoveries may not be near 100%or the BPDs near 0%if a)the sample is inhomagenous AND contains significant concentrations of <br /> I <br /> analyte relative to the amountspiked,or b)if that specific sample matrix Interferes with spike recovery <br /> — <br />