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1102nd Avenue South 4D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical IncI Telephone 925 798 1620 Fax 925-798 1622 <br />' http I/www mccampbell com E-mail main a mccampbeil com <br />' <br /> QC SUMMARY REPORT FOR SW8 1 - <br /> 0 SC <br /> Matrix W WorkOrder 0309310 <br />' EPA Method SW8015C Extraction SW3510C BatchiD 8575 Spiked Sample I'D NIA <br /> Sample Spiked MS' MSD" MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br />' pg/L lig/L %RBC %Rec % RPD %Rec % Rec % RPD Law J High <br /> TPH(d) N/A 7500 WA N/A N/A 110 110 0 70 130 <br /> %SS N/A 100 N/A N/A N/A 103 104 0 738 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 /> 1 <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100"(MS-Sample)I(Amount Spiked) RPD=160•(MS—MSD)/(MS+MSD)12 <br /> MS and 1 or MSD spike recoveries may not be near 100%or the RPDs near G%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 /> NIA=not enough sample to perform matrix spike and matnx spike duplicate <br /> NR-analyte 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 /> 1 <br />