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' 110 2nd Avenue South #D7 Pacheco,CA 94553-5560 <br /> E4McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798 1622 <br /> http llwww mccampbell com Email main®mccampbell corn - <br /> QC SUMMARY REPORT FOR SW8015C <br /> 1 <br /> Matrix W WorkOrder 0309344 <br />' EPA Method SW8015C Extraction SW3510C BatchlD 8604 Spiked Sample ID NIA <br /> Sample Spiked MS' j MSD' MS-MSD LCS LCSD LCS-LCSD Acceptance Cntena(%) <br />' pgIL yg/L % Rea %Rec % RPD %Rec %Ree %RPD Low I High <br /> TPH(d) N/A 7500 N/A NIA N/A 897 912 165 70 130 <br />' %SS N/A 100 N/A N/A N/A 101 102 134 70 130 <br /> All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> 1 <br /> t <br /> MS=Matnx 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=100'(MS-MSD)/(MS+MSD)*2 <br />' 'MS and I 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 /> N/A w not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br />' analyte content <br />