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1534 Willow Pass Road, urg, CA 94565-1701McCampbeII Ana�To,, <br />Free Telephone: (877) 252-9262 / Fax: (925) 252-9269 <br />When Quality Counts" http://www.mcempbell.com / E-mail: main@mccwMbell.com <br />QC SUMMARY REPORT FOR E218.6m <br />W.O. Sample Matrix: Soil QC Matrix: Soil BatchlD: 63486 WorkOrder: 1112398 <br />EPA Method: E218.6 Extraction: SW3060A Spiked Sample ID: 1112398-001A <br />Analyte <br />Sample Spiked MS <br />MSD <br />MS -MSD LCS <br />Acceptance Criteria (%) <br />mg/Kg mg/Kg % Rec. <br />% Rec. <br />% RPD % Rec. <br />MS / MSD RPD LCS <br />Hexachrome <br />ND 400 113 <br />114 <br />0.792 104 <br />70- 130 1 20 80- 120 <br />All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions: <br />NONE <br />BATCH 63486 SUMMARY <br />Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyze( <br />1112398-OOIA <br />12/13/11 1:45 PM <br />12/19/11 <br />12/19/11 3:41 PM <br />1112398-002A 12/13/11 2:24 PM 12/19/11 12/19/11 3:59 PM <br />1112398-003A <br />12/13/11 2:05 PM <br />12/19/11 <br />12/19/11 4:18 PM <br />1112398-004A 12/13/11 2:40 PM 12/19/11 12/19/11 4:36 PM <br />1112398-OOSA <br />12/13/11 2:45 PM <br />12/19/11 <br />12/19/11 4:54 PM <br />1112398-006A 12/13/112:50 PM 12/19/11 12/19/11 5:12 PM <br />I 112398-007A <br />12/13/11 3:08 PM <br />12/19/11 <br />12/19/11 5:31 PM <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 contains <br />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 applicable to this method. <br />NR = analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sam le diluted due to high matrix or analyte content. <br />DHS ELAP Certification 1644 <br />QA/QC Officer <br />Page 6 of 7 <br />