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110 2nd Avenue South,#D7 Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Teiepbone 925-798-1620 Fax 925-798-1622 <br /> h llwww mccampbell corn E mail rnain@jnccampbell corn <br /> QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0312188 <br /> EPA Method SW8015C Extraction SW3510C BatchlD 9619 Spiked Sample ID N/A <br /> Sample Spiked MS' MSD" MS-MSO' LCS LCSD LCS-LCSD Acceptance Criteria(%) <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 111 111 0 70 130 <br /> %SS N/A 100 N/A N/A N/A 110 111 0 650 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 /> NONB <br /> • <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate,RPD=Relative Percent <br /> Deviation <br /> %Recovery=900*(MS-Sample)/(Amount Spiked),RPD=100*(MS- MSD)/((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 /> analyle relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <br /> • N/A=not enough sample to perform matnx 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 /> janalyte content <br />