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I110 2nd Avenue South t#D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' httpJ/www mccampbell com E-mail mom a mceampbell com <br /> QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0305251 <br />' EPA Method SW8015C Extraction SW3510C BatchlD 6905 Spiked Sample IA N/A <br /> Sample Spiked MS* MSD' MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br />' pg/L yg/L % Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(d) N/A 7500 N/A NIA NIA 945 99 458 70 130 <br /> %S5 N/A 100 N/A N/A N/A 105 103 1 57 70 i 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 /> I <br /> 1 <br /> MS=Matrix Spike MSD=Matnx Spike Duplicate LCS=laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100*(MS-Sample)!(Amount Spiked) RPD=100`(MS—MSD)1(MS+MSD)*2 <br />' *MS and/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 matnx interferes with spike recovery <br /> NIA=not enough sample to perform matnx spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for soil matnx or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br />