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110 2nd Avenue South #D7Pacheco CA 94553 5564 <br /> McCampbell Analytical Inc I Telephone 925-798 1620 Fax 925 798-1622 <br /> '' http#www mccampbel I coin E-mail main a mccampbell coin <br /> QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0303509 <br /> EPA Method SW8015C Extraction SW3510C BatchlD 6361 Spiked Sample ID NIA <br /> Sample1 Spiked MS* 1 MSD" IMS-MSD*1 LCS LCSD LCS-LCSD Acceptance Criteria{%) <br /> Compound <br /> hg/L i pg/L % Rec %Rec I %RPD %Rec I %Rec %RPD Low High <br /> TPH(d) N/A 7500 N/A N!A NIA 117 83 l 34 2 70 130 <br /> %SS N/A 100 N/A NIA NIA 105 89 7 156 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 /> NOW <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 Sample)/(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 />