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34 <br /> ass <br /> McCamobell Analytical, Inc. 15ww.mocwpalleomd,Pittsburg,-mail: rain 94565-1701 <br /> Web:www.mccamphell.com E-mail:mainQmccampbell.com <br /> "When Quality Counts" Telephone:877-252-9262 Fax:925-252-9269 <br /> • QC SUMMARY REPORT FOR 6020A <br /> W.O.Sample Matrix: Soil QC Matrix: Soil WorkOrder 0805220 <br /> EPA Method 6020A Extraction SW3050B BatchlD: 35463 Spiked Sample ID 0805176.045A <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 LCSILCSD RPD <br /> Antimony 1.3 50 106 107 1.30 10 106 108 1.12 70- 130 20 80- 120 20 <br /> Arsenic 6.9 50 97.8 97 0.773 10 98.3 100 2.17 70- 130 20 80- 120 20 <br /> Barium 170 500 97.8 99.2 1.02 100 100 101 0.596 70- 130 20 80- 120 20 <br /> Beryllium 0.62 50 83.6 85.7 2.45 10 88.3 90.4 2.37 70- 130 20 80- 120 20 <br /> Cadmium 0.59 50 95.1 96.4 1.34 10 96.8 98.4 1.61 70- 130 20 80- 120 20 <br /> Chromium 56 50 84.3 82.8 0.774 10 96.3 97.4 1.14 70- 130 20 1 80- 120 1 20 <br /> Cobalt 17 50 87.7 89.8 1.71 10 97.8 98.1 0.245 70- 130 20 80- 120 20 <br /> Copper 45 50 88.9 87.7 0.686 10 98.7 98.8 0.0709 70- 130 20 80- 120 20 <br /> Lead 43 50 91.9 94.1 1.21 10 99.6 99.8 0.211 70- 130 20 80- 120 20 <br /> Mercury 0.15 1.25 92.6 94 1.36 0.25 92.4 94 1.76 70- 130 20 80- 120 20 <br /> Molybdenum 0.86 50 95.7 97 1.35 10 92.1 93.2 1.19 70- 130 20 80- 120 20 <br /> Nickel 68 50 90 87.8 0.978 10 98.3 99.1 0.820 70- 130 20 80- 120 20 <br /> Selenium NO 50 100 96.4 3.95 10 1 99.4 1 101 1.92 70- 130 20 1 80- 120 20 <br /> Silver ND 50 115 118 2.91 10 96.2 96.2 0 70- 130 20 80- 120 20 <br /> Thallium ND 50 96.4 97.6 1.28 10 94.8 96.5 1.80 70- 130 20 80- 120 20 <br /> • Vanadium 61 50 88.9 86.3 1.24 10 98.6 101 2.26 70- 130 20 80- 120 20 <br /> Zinc 240 500 94.7 94.8 0.0141 100 103 103 0 70- 130 20 80- 120 20 <br /> %SS: 97 250 1 97 97 1 0 250 101 1 IMO 0 70- 130 20 70- 130 20 <br /> All target compounds in the Method Blank of this extraction batch were NO less than the method RL with the following exceptions: <br /> NONE <br /> BATCH 35463 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 0805220-OOIA 05/08/08 1:45 PM05/08/08 OS/I2/08 2:45 PM 0805220-OOIA 05/08/08 1:45 PM 05/08/08 05/12/08 3:09 PM <br /> 0805220-002A 05/08/08 3:00 PM O5/O8/OB 05/12/08 2:53 PM 0805220-002A 05/08/08 3:00 PM 05/08/08 05/12/08 3:18 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'(MSSample)/(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 />