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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 />' A# httpJ/wwwmccampbell corn E-mail rniun@mccampbeil corn <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> BatchlD 2653 Matrix W WorkOrder 0206431 <br />' EPA Methad SW8021 B/8015Cm Extraction SW5030B Ext Date 6/27/02 Spiked Sample ID NIA <br /> Sample Spiked MS* MSD- MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound I <br />' pg/L Pg/L. %Rec % Rec % RPD %Rec %Rec %RPD Low Nigh <br /> TPH(gas) N/A 60 N/A N/A N/A 993 999 065 80 120 <br />' MTBE NIA 10 N/A N/A N/A 995 112 12 80 120 <br /> Benzene NIA 10 N/A N/A N/A 103 113 9 4 80 120 <br /> Toluene N/A 10 N/A N/A N/A 110 I13 2 5 80 120 <br />' Ethylbenzene N/A 10 N/A NIA N/A 105 114 7 8 80 120 <br /> Xylenes N/A 30 NIA N/A N/A 107 113 61 80 120 <br /> t %SS N/A 10 NIA NIA N/A 107 107 084 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 />' NONE <br /> 1 <br /> 1 <br /> r <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,or analyte ooncentrahon in sample exceeds spike amount <br />' %Recovery=100*(MS-Sample)I(Amount Spiked) RPO=100*(MS—MSD'1'MS+MSD)*2 <br /> *MS and 1 or MSD spike recoveries may not be near 7001/6 or their RPDs near 0%it a)the sample is inhomogeneous AND contains significant concentrations of <br /> . analyze relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <br /> o <br />