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110 2nd Avenue South,kD7,Pacheco CA 94553-5560 <br /> McCampbell Analytical, Inc. Telephone 925-796 1520 Fax 925-798-1622 <br /> Websnc www mccartrpbell coni h mail matnQmccarnpbell com <br /> QC SUMMARY REPORT FOR SW8015C <br /> 1 <br /> Matrix W WorkOrder 0406264 <br />' EPA Method SW8015C Extraction SW3510C BatchlD 11981 Spiked Sample ID NIA <br /> Sample Spiked MS` MSD' MS-MSD' LCS LCSD LCS-LCSD Acceptance Cntena(%) <br /> Vg/L 11g/L % Rec %Rec % RPO %Rec %Rec %RPD Low High <br /> TPH(d) N/A 7500 N/A N/A N/A 116 116 0 70 130 <br /> %SS N/A 2500 N/A N/A NIA 105 105 0 70 130 <br /> All target compounds in the Method Blank of this extraction hatch were ND less than the method RL with the following 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 /> %Recovery=100"(MS-Sample)!(Amount Spiked) RPD=100"(MS- MSD)/((MS+MSD)12) <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 speafic 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 sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br /> DHS Certification No 1644 A QC Officer <br /> I <br />