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110 2n 7 <br /> d Avenue South I1D Pacheco,CA 94553-5560 <br /> L4— <br /> McCampbell Analytical Inc Telephone 925-796-1620 Fax 925-79$-1622 <br />' httpJ/www mccampbell coin E-mail miun@mccaniphellcom <br /> QC SUMMARY REPORT FOR SW8015C <br /> BatchlD 2521 Matrix W WorkOrder 0206275 <br />' EPA Method SW8015C Extraction SW3510C Ext Date 6119/02 Spiked Sample ID NIA <br /> Sample Spiked MS* MSD` MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria <br /> Compound <br />' pg/L pg/L %Rec %Rec %RPD %Rec %Rec %RPD Low High. <br /> TPH(d) N/A 7500 N/A N/A N/A 101 104 27 70 130 <br />' %SS N/A 2500 N/A N/A N/A 103 106 22 70 130 <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 /> I <br /> 1 - - <br /> 1 <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 /> NIA=not enough sample to perform matrix spike or analyte concentration in sample exceeds spike amount <br />' %Recovery=100`IMS-Sample)/(Amount Spiked) RPD=104"(MS MSD)/(MS+MSD)'2 <br /> •MS and 1 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 /> analyte relative to the amount spiked or b)if that specific sample matret interferes with spike recovery <br />' Laboratory extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels <br /> I <br />