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McCampbell Analytical, Inc 1534 Willow Pass Road, Pittsburg,CA 94565-1701 <br />Web: www.mccampbell.com E-mail: main@mccampbell.com <br />"When Oualitv Counts" Telehone: 877-252-9262 Fax: 925-252-9269 <br />QC SUMMARY REPORT FOR 6020A <br />W.O. Sample Matrix: Soil QC Matrix: Soil WorkOrder 0810264 <br />EPA Method <br />6020A <br />Extraction SW3050B <br />SatchlD: 38802 <br />Spiked Sample ID 0810221-001A <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 />I 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 />ND <br />50 <br />101 <br />102 <br />0.786 <br />10 <br />103 <br />103 <br />0 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Arsenic <br />4.8 <br />50 <br />103 <br />103 <br />0 <br />10 <br />105 <br />105 <br />0 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Barium <br />150 <br />500 <br />103 <br />106 <br />2.02 <br />100 <br />104 <br />103 <br />0.579 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Beryllium <br />ND <br />50 <br />97.2 <br />98.6 <br />1.42 <br />10 <br />107 <br />108 <br />0.0931 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Cadmium <br />ND <br />50 <br />99.7 <br />100 <br />0.380 <br />10 <br />104 <br />104 <br />0 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Chromium <br />25 <br />50 <br />98.4 <br />99.9 <br />1.02 <br />10 <br />111 <br />109 <br />1.64 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Cobalt <br />8.5 <br />50 <br />99.5 <br />101 <br />0.854 <br />10 <br />105 <br />105 <br />0 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Copper <br />25 <br />50 <br />100 <br />101 <br />0.797 <br />10 <br />108 <br />106 <br />1.41 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Lead <br />4.8 <br />50 <br />98.7 <br />99.5 <br />0.755 <br />10 <br />106 <br />105 <br />1.04 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Mercury <br />0.20 <br />1.25 <br />98.2 <br />99.4 <br />1.05 <br />0.25 <br />105 <br />102 <br />3.15 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Molybdenum <br />1.8 <br />50 <br />100 <br />101 <br />0.634 <br />10 <br />104 <br />103 <br />1.16 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Nickel <br />42 <br />50 <br />101 <br />103 <br />1.02 <br />10 <br />108 <br />108 <br />0 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Selenium <br />ND <br />50 <br />106 <br />99.7 <br />6.13 <br />10 <br />108 <br />107 <br />0.560 <br />70- 130 <br />20 <br />80 - 120 <br />20 <br />Silver <br />ND <br />50 <br />100 <br />100 <br />0 <br />10 <br />106 <br />106 <br />0 <br />70- 130 <br />20 <br />80 - 120 <br />20 <br />Thallium <br />ND <br />50 <br />102 <br />103 <br />0.736 <br />10 <br />98.3 <br />98.6 <br />0.295 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Vanadium <br />52 <br />50 <br />99.5 <br />103 <br />1.56 <br />10 <br />110 <br />109 <br />0.732 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />Zinc <br />49 <br />500 <br />102 <br />103 <br />0.463 <br />100 1 <br />103 <br />103 <br />0 <br />70- 130 <br />20 <br />80- 120 <br />20 <br />0/0SS: <br />106 <br />250 <br />106 <br />109 <br />3.65 <br />250 1 <br />106 <br />1 106 <br />1 0 <br />70- 130 <br />20 <br />70- 130 1 <br />20 <br />All target compounds in the Method Blank of this extraction <br />NONE <br />batch were <br />ND less than the <br />method RL <br />with the following exceptions: <br />BATCH 38802 SUMMARY <br />Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br />0810269-029A 10/09/08 11:47 AM 10/10/08 10/14/08 1:48 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 <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 />