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110 2nd Avenue South,#1D7 Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc. Telephone 925 798 1620 Fax 925-798-1622 <br /> Website www mccampbeli cam E-n a,] mam®mccampbell cam <br /> QC SUMMARY REPORT FOR SW8015C <br /> Matrix W WorkOrder 0406242 <br /> EPA Method SW8015C Extraction SW3510C BatchlD 11964 Spiked Sample ID WA <br /> Sample Spiked MS" MSD" NES-MSD' LC5 LCSD LCS-LCSD Acceptance Cnterta{%) <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 101 98 348 70 130 <br /> %SS N/A 2500 N/A N/A N/A 108 105 290 70 130 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method Ri.with the following exceptions <br /> NONE <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPA=Relative Percent <br /> Deviation <br /> %Recovery=100"(MS-Sample)/(Amount Spiked) RPD=100'(MS- MSD)/((MS+MSD)/2) <br /> "MS and/ar 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 /> NWA=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 /> Lana a content <br /> DHS Cert diication No 1644 =- A QA/QC Officer <br />