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McC amnbell Analv11ca1. Inc. 1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> Web:www.mccampbell.com E-mail:mainQmccampbell.00m <br /> "When Coati ty Counts" Telephone:877-252-9262 Fax:925-252-9269 <br /> • QC SUMMARY REPORT FOR SW8O15C <br /> W.O.Sample Matrix: Soil QC Matrix: Soil WorkOrder 0805420 <br /> EPA Method SW8015C Extraction SW3550C BatchlD: 35677 Spiked Sample ID: 0805420-013A <br /> Analyte Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Y <br /> mg/Kg mg/Kg %Rec. %Rec. %RPD %Rec. %Rec. °/n RPD MS/MSD RPD LCS/LCSO RPD <br /> TPH-Diesel(CI O-C23) NO 20 126 124 1.55 116 113 2.22 170- 130 1 30 70- 130 30 <br /> %SS: 118 50 119 117 1.98 94 96 1.65 170- 130 1 30 70- 130 30 <br /> All target compounds in the Method Blank of this extraction batch were NO less than the method RL with the following exceptions: <br /> NONE <br /> BATCH 35677 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 0805420-OI IA 05/15/08 1:15 PM 05/15/08 05/18/08 8:43 AM 0805420-012A 05/15/08 1:45 PM 05/15/08 05/21/08 2:31 AM <br /> 0805420-013A 05/15/08 2:05 PM 05/15/08 05/18/08 7:49 AM <br /> • <br /> MS=Matrix Spike;MSD=Matrix Spike Duplicate;LCS=Laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent Deviation. <br /> %Recovery=100-(MS-Sample)/(Amount Spiked);RPD=100-(MS- MSD)/((MS+MSD)/2). <br /> MS/MSD spike recoveries and/or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons:a)the sample is inhomogenous AND <br /> contains significant concentrations of analyte relative to the amount spiked,or b)the spiked sample's matrix interferes with the spike recovery. <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 analyte content. <br /> DHS ELAP Certification N° 1644 IIA2— QA/QC Officer <br /> • <br /> i <br />