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ow P <br />fy t C a m p"'at1 a I I n C 1534 Toll Free Tellephone Road,(87252-9262 / Fax: (925) 252-9269 <br />nW ten Qud� Counts" hnpl/www.nrcaMbell,com / E-mail: mainQmccampbell.com <br />QC SUMMARY REPORT FOR 6010B <br />W.O. Sample Matrix: Soil QC Matrix: Soil BatchlD- AgA5A W—ler%rA— ,,,ocrc <br />EPA Method: SW6010B <br />Extraction: SW3050B <br />12/19/11 <br />12/201119:00 AM <br />1112555-OOIA <br />12/19/11 <br />12/19/11 <br />Spiked Sample ID: <br />1112440-001A <br />Analyte <br />Cadmium <br />Sample <br />mg/Kg <br />ND <br />Spiked <br />mg/Kg <br />50 <br />MS <br />% Rec. <br />92.4 <br />MSD <br />% Rec. <br />94 <br />MS -MSD <br />% RPD <br />1.61 <br />LCS <br />% Rec. <br />107 <br />Acceptance Criteria (°k) <br />MS / MSD RPD LCS <br />75-125 25 75-125 <br />Chromium <br />48 <br />50 <br />94.2 <br />90.6 <br />1.88 <br />101 <br />75-125 <br />25 <br />75-125 <br />Lead <br />120 <br />50 <br />NR <br />NR <br />NR <br />97.8 <br />75-125 <br />25 <br />75-125 <br />Nickel <br />25 <br />50 <br />91.2 <br />90 <br />0.820 <br />104 <br />75-125 <br />25 <br />75-125 <br />Zinc <br />210 <br />500 <br />84.8 <br />86.6 <br />1.33 <br />122 <br />75- 125 <br />25 <br />75-12 5 <br />%SS: <br />101 <br />500 <br />105 <br />98 <br />6.39 <br />110 <br />70 - 130 <br />20 <br />- <br />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 />NONE <br />BATCH 63456 SUMMARY <br />Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analvzed <br />1112555-OOIA <br />12/19/11 <br />12/19/11 <br />12/201119:00 AM <br />1112555-OOIA <br />12/19/11 <br />12/19/11 <br />12/20/11 11:05 AM <br />1112555-002A <br />12/19/11 <br />12/19/11 <br />12/20/119:02 AM <br />1112555-002A <br />12/19/11 <br />12/19/11 <br />12/20/11 11:07 AM <br />1112555-003A <br />12/19/11 <br />12/19/11 <br />12/20/11 9:05 AM <br />1112555-003A <br />12/19/11 <br />12/19/11 <br />12/20/11 11:09 AM <br />1112555 -MA <br />12/19/11 <br />12/19/11 <br />12/20/119:08 AM <br />1112555-004A <br />12/19/11 <br />12/19/11 <br />12/20/11 11:11 AM <br />1112555-005A <br />12/19/11 <br />12/19/11 <br />12/20/119:11 AM <br />1112555-005A <br />12/19/11 <br />12/19/11 <br />12/20/11 11:13 AM <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 sal matrix or exceeds 2x spike amount for water matrix or sam le diluted due to high matrix or analyte content. <br />DHS FLAP Certification 1644 <br />QA/QC Officer <br />Page 22 of 23 <br />