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110 2nd Avenue South #D7 Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-796-1622 <br /> FA#' http//www mccampbell corn E-mail majn@mccampbell com <br /> QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0207204 <br />' EPA Method SW8015C Extraction SW3510C BatchlD 2971 Spiked Sampfe ID NIA <br /> Sample Spiked MS' MSD" MS MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br />' erg/L erg/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(d) N/A 7500 NIA N/A N/A 102 979 361 70 130 <br />' %SS N/A 100 N/A N/A N/A 104 101 257 70 130 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the fallowing 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 /> . N/A=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 /> %Recovery=100'(MS-Sampfe)1(Amount Spiked) RPD=100`(MS—MSD)/(MS+MSA)'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 /> analyte relative to the amount spiked,or b)if that specific sample matrix interferes with spike recovery <br />