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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 />' I http Ilwww mccampbell coni-E-mail main©mccanipbell coin <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0209018 <br />' EPA Method SW8021 13/8015Cm Extraction SW5030B BatchlD 3799 Spiked Sample ID NIA <br /> Sample Spiked MS' MSD" MS-MSD` LCS LCSD LCS-LCSD Acceptance Criteria(%) <br />' Compound <br /> Vg/L pg/L % Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) NIA 60 N/A NIA N/A 113 102 108 80 120 <br />' MTBE N/A 10 N/A N/A NIA 957 909 507 80 l20 <br /> Benzene N/A 10 N/A N/A N/A 95 7 993 3 70 80 120 <br />' Toluene NIA to N/A N/A N/A 109 111 229 80 120 <br /> Ethylbenzene N/A 10 N/A NIA N/A 100 108 757 80 120 <br /> Xylenes N/A 30 NIA N/A N/A 100 110 952 80 120 <br />' %SS N/A 100 N/A- N/A N/A 105 107 161 80 120 <br /> All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the fallowing exceptions <br />' NONE <br /> lie <br /> 1 <br /> 1 <br /> 1 <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 spike duplicate <br /> NR=anatyte concentration in sample exceeds spike amount for sod 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 1111%,11 the RPDs near 0%if a)the sample is inhomogenous AND contains significant concentrations of <br /> anal to relative to the amountspiked or b)if that specific sample matrix interferes with spike recd <br />