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1 <br />McCampbell Analytical, Inc. 1534 Willow Pass Road, Pittsburg, CA 94565-1701 <br />Web: www.mccampbefl.com E-mail: main@mccampbeu.com <br />"When Oualitv Counts" I Telephone: 877-252-9262 Fax: 925-252-9269 <br />W.O. Sample Matrix: Soil QC Matrix: Soil <br />WorkOrder 0810415 <br />EPA Method 6020A <br />Extraction SW3050B <br />BatchlD: 38839 <br />Spiked Sample ID 0810274-001A <br />Analyte <br />Sample <br />mg/Kg <br />Spiked <br />mg/Kg <br />MS <br />% Rec. <br />MSD <br />% Rec. <br />MS -MSD <br />% RPD <br />Spiked <br />mg/Kg <br />LCS <br />% Rec. <br />LCSD <br />% Rec. <br />LCS-LCSD <br />% RPD <br />Acceptance <br />MS / MSD RPD <br />Criteria (%) <br />LCS/LCSD <br />RPD <br />Antimony <br />0.56 <br />50 <br />97.8 <br />101 <br />2.95 <br />10 <br />110 <br />109 <br />0.898 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Arsenic <br />2.6 <br />50 <br />96.6 <br />101 <br />3.74 <br />10 <br />97.2 <br />101 <br />3.53 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Barium <br />49 <br />500 <br />98.7 <br />103 <br />4.25 <br />100 <br />100 <br />100 <br />0 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Beryllium <br />ND <br />50 <br />103 <br />108 <br />3.96 <br />10 <br />110 <br />112 <br />1.26 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Cadmium <br />3.8 <br />50 <br />96.8 <br />99.1 <br />2.18 <br />1 10 <br />101 <br />1 101 <br />0 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Chromium <br />11 <br />50 <br />89.7 <br />1 93.1 <br />3.00 <br />10 <br />97.6 <br />98.3 <br />0.674 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Cobalt <br />2.7 <br />50 <br />92.7 <br />96.2 <br />3.47 <br />10 <br />97.9 <br />98.5 <br />0.621 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Copper <br />28 <br />50 <br />87.5 <br />92.6 <br />3.51 <br />10 <br />92.6 <br />90.7 <br />2.11 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Lead <br />22 <br />50 <br />97.9 <br />102 <br />3.03 <br />10 <br />100 <br />101 <br />1.08 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Mercury <br />ND <br />1.25 <br />102 <br />107 <br />4.29 <br />0.25 <br />106 <br />109 <br />3.08 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Molybdenum <br />1.6 <br />50 <br />94.3 <br />1 98.1 <br />3.82 <br />10 <br />97 <br />99.3 <br />2.35 <br />70- 130 <br />20 <br />80 - 120 <br />20 <br />Nickel <br />12 <br />50 <br />90.4 <br />94.2 <br />3.24 <br />10 <br />93.6 <br />95.5 <br />2.01 <br />70- 130 <br />20 <br />80 - 120 <br />20 <br />Selenium <br />ND <br />50 <br />99.8 <br />102 <br />2.08 <br />10 <br />104 <br />103 <br />0.290 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Silver <br />ND <br />50 <br />99.4 <br />103 <br />3.17 <br />10 <br />98.8 <br />99.7 <br />0.937 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Thallium <br />ND <br />1 50 <br />94 <br />96.4 <br />2.59 <br />10 <br />92.8 <br />94 <br />1.31 <br />70- 130 <br />20 <br />80 - 120 <br />20 <br />Vanadium <br />15 <br />50 <br />90.6 <br />94.8 <br />3.40 <br />10 <br />98.2 <br />99.1 <br />0.963 <br />70- 130 <br />20 <br />80 - 120 <br />20 <br />Zinc <br />°/uSS: <br />120 <br />104 <br />500 <br />250 <br />100 <br />::1:0:4:±108 <br />105 <br />3.63 <br />3.96 <br />100 <br />250 <br />102 <br />104 <br />103 <br />105 <br />0.683 <br />1.76 <br />70- 130 <br />70 - 130 <br />20 <br />20 <br />80 - 120 <br />70 - 130 <br />20 <br />20 <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 38839 SUMMARY <br />Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br />0810415-OOIA 10/16/08 9:40 AM 10/17/08 10/20/08 7:33 PM I 0810415-OOIA 10/16/08 9:40 AM 10/17/08 10/21/08 6:10 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 <br />AND 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 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 sample diluted due to high matrix or analyte <br />content. <br />DHS ELAP Certification 1644 J2- QA/QC Officer <br />