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110 2nd Avenue South #D7 Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> FAA#' http I/www mccarnpbell com F-mail niam(a-priccarripbell corn <br /> • QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0306602 <br />' EPA Method SW8015C Extraction SW3510C SatchlD 7570 Spiked Sample 10 N/A <br /> Sample Spiked MS* MSD' MS-MSD" LCS LCSD LCS-LCSD Acceptance Cntena(%) <br />' pg/L pg/L % Rec %Rec %RPD %Rec % Rec % RPD Low High <br /> TPH(d) N/A 7500 N/A N/A N/A 112 109 316 70 130 <br />' %S5 N/A 100 N/A N/A N/A 117 113 360 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 /> 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—MSL?)/(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 /> NIA=not enough sample to perform matrix 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 />