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I110 2nd Avenue South YD7 Pacheco CA 94553 5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798 1622 <br />' http//www mccampbell corn E mail main a mccampbell corn <br /> QC SUMMARY REPORT FOR SW8015C <br /> BatchlD 2437 Matrix W WorkOrder 0206243 <br />' EPA Method SW8015C Extraction SW3510C Ext Date 6113102 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 I Low F11gh <br /> TPH(d) N/A I 7500 N/A N/A N/A 119 117 l5 70 130 <br /> %SS N/A L 2500 N/A I N/A N/A 103 102 094 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 /> I <br /> k <br /> I <br /> I <br /> MS=Matnx 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 or analyte concentration in sample exceeds spike amount <br /> %Recovery=100•(MS-Sampley(Amount Spiked),RPD=100'(MS-MSD)I(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 matrix 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 />