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McCamabell Analytical, Inc. 1534 Willow Im RoaCl'ittsburg,CA 94565-1701 <br /> Web:www.mccampbelteme E-mail:main@mccarripbell.com <br /> "When Quality Counts" Telephone:877-252-9262 Fax:925-252-9269 <br /> QC SUMMARY REPORT FOR 6020A <br /> W.O.Sample Matrix: Liquid/Solid QC Matrix: Soil WorkOrder: 0809678 <br /> EPA Method: 6020A Extraction: SW3050B BatchlD: 38332 Spiked Sample ID: 0809549-003A <br /> Analyte Sample Spiked MS MSD MS-MSD Spiked LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> mg/Kg mg/Kg %Rec. %Rec. %RPD mg/Kg %Rec. %Rec. %RPD MS/MSD RPD LCS/LCSD RPD <br /> Antimony ND 50 100 98.2 2.26 10 98.6 96.6 2.03 70-130 20 80-120 20 <br /> Arsenic 4.6 50 100 97.2 2.60 10 96.8 99.3 2.54 70-130 20 80- 120 20 <br /> Barium 200 500 102 99.3 1.81 100 95.3 94.7 0.621 70-130 20 80-120 20 <br /> Beryllium 0.62 50 92.8 92 0.854 10 102 102 0 70-130 20 80-120 20 <br /> Cadmium ND 50 95.7 93.2 2.63 10 97.7 95.5 2.26 70-130 20 80-120 20 <br /> Chromium 65 50 d92. 92.5 0.179 10 100 100 0 70-130 20 80-120 20 <br /> Cobalt 19 50 86.8 0.367 10 104 104 0 70- 130 20 80-120 20 <br /> Copper 41 50 93.7 0.863 10 97.3 98.2 0.849 70-130 20 80-120 20 <br /> Lead 5.7 50 93.7 1.19 10 95.5 93.5 2.13 70-130 20 80-120 20 <br /> Mercury 0.054 1.25 98 0.235 0.25 102 97.7 4.21 70- 130 20 80-120 20 <br /> Molybdenutn 0.58 50 92 3.27 10 91.8 92.7 0.954 70-130 20 80-120 20 <br /> Nickel 80 50 96.8 95.8 0.391 10 96.6 96.3 0.228 70-130 20 80-120 20 <br /> Selenium ND 50 97.4 95.2 2.27 10 96.8 97.7 0.874 70-130 20 80- 120 20 <br /> Silver ND 50 101 98.4 2.55 10 95.6 94.2 1.42 70- 130 20 80-120 20 <br /> Thallium 0.55 50 81 80.2 0.955 10 98.1 97.9 0.214 70- 130 20 80-120 20 <br /> Vanadium 110 50 92.8 94 0.395 10 100 100 0 70-130 20 80-120 20 <br /> Zinc 83 500 97.3 96.7 0.475 100 97 95.7 1.31 70-130 20 80-120 20 <br /> 102 250 102 102 0 250 98 97 1.44 70-130 20 70- 130 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 38332 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 0809678-OOIA 09/19/08 10:30 AM 09/23/08 09A0809678-002A 09/19/08 10:35 AM 09/23/08 09/24/08 10:05 AM <br /> 0809678-002A 09/19/08 10:35 AM 09/23/08 09/24/08 10:21 AM <br /> MS=MatrixSpike;MSD=Malrix Spike Duplicate;LCS=Laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent Deviation. <br /> %Recovery=100-(MS-Sample)/(Amount Spiked);RPD=100•(NIS- 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 applicable to this method. <br /> NR=analyte concentration in sample exceeds spike amount for s<,!mat.or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or analyte I <br /> content. <br /> DHS ELAP Certification 1644 QA/QC Officer <br />