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110 2nd Avenue South #D7,Pacheco,CA 94553-5560 <br /> J I McCampbell Analytical, Inc. Telephone 925-798-1620 Fax 925-798-1622 <br /> Website www mccanipbell corn E-mall mamQmccampbell corn <br /> QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0405479 <br />' PPA Method SW8015C Extraction SW3510C BatchlD 19720 Spiked Sample ID NIA <br /> Sample Spiked MS* MSD' MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria{%) <br /> pglL pg1L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(d) NIA 7500 NIA NIA N/A 998 978 201 70 130 <br /> %SS NIA 2500 N/A N/A NIA 105 103 167 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 /> lie <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)/(Amount Spiked) RPD=100*(MS- MSD)I((MS+MSD)12) <br /> 'MS and I or MSD spike(ecovenes may not be near 100%or the RPDs near 0%if a)the sample is inhomogenous AND contains significant concentrations of <br /> analyto 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 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 /> anal a content <br /> TLA/ C Officer <br /> DHS CerhficaiYon No 1644 Q Q <br />