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McCampbel1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> "When Oualiry Counts"Analytical. Inc. Web:www.mccampbell.com E-mail:mainLlnmccampbell.com <br /> "When Telephone-877-252-9262 Fax:925-252-9269 <br /> • QC SUMMARY REPORT FOR 6020A <br /> W.O.Sample Matrix: Soil OC Matrix: Soil WorkOrder 0805377 <br /> EPA Method 6020A Extraction SW3050B BatchlD: 35593 Spiked Sample ID 0804764-015A <br /> Sample Spiked MS MSD MS-MSD Spiked LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Analyte <br /> mg/Kg mg/Kg %Rec. %Rec. %RPD mg/Kg %Rec. %Rec. %RPD MS/MSD RPD LCSILCSD RPD <br /> Antimony ND 50 93.3 91.3 2.17 10 103 106 3.44 70- 130 20 80- 120 20 <br /> Arsenic 4.8 50 106 M1209.42 <br /> 10 99.1 103 3.93 70- 130 20 80- 120 20 <br /> Barium 240 500 105 100 101 105 3.50 70- 130 20 80- 120 20 <br /> Beryllium 0.79 50 100 10 105 107 1.70 70- 130 20 80- 120 20 <br /> Cadmium ND 50 99.2 10 95.5 98,8 3.41 70- 130 20Chromium 58 50 101 10 99.7104 4.28 70- 130 20Cobalt 12 50 99.8 10 99.8 103 3.05 70- 130 20 80- 120 20 <br /> Copper 32 50 104 117 7.63 10 100 104 3.53 70- 130 20 80- 120 20 <br /> Lead 8.9 50 102 113 9.44 10 98.9 102 3.49 70- 130 20 80- 120 20 <br /> Mercury ND 1.25 97.1 106 8.84 P0.25 94.5 101 6.51 70- 130 20 80- 120 20 <br /> Molybdenum 0.86 50 105 115 8.97 96.9 101 3.97 70- 130 20 80- 120 20 <br /> Nickel 66 50 107 128 8.26 101 105 3.60 70- 130 20 80- 120 20 <br /> Selenium ND 50 109 113 3.83 101 106 4.64 70- 130 20 80- 120 20 <br /> Silver ND 50 108 109 1.08 98.3 101 2.91 70- 130 20 80- 120 20 <br /> Thallium ND 50 104 114 9.10 96.2 99.3 3.25 70- 130 20 80- 120 20 <br /> • Vanadium 49 50 102 119 8.15 10 99.8 103 3.59 70- 130 20 80- 120 20 <br /> Zinc 1 77 1 500 106 116 8.46 1 100 103 107 3.24 1 70- 130 20 80- 120 1 20 <br /> %SS: 1 100 1 250 103 1 102 0.196 1 250 1 100 1 103 3.19 1 70- 13020 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 35593 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 0805377-018A 05/14/08 3:20 PM 05/14/08 15/17/08 11:32 AM 10805377-018A 05/14/08 3:20 PM 05/14/08 05/20/08 7:53 PM <br /> MS=Matrix Spike;MSD=Matrix Spike Duplicate;LCS=Laboratory Control Sample;1-CSD=Laboratory Control Sample Duplicate;RPD=Relative Percem Deviation. <br /> %Recovery=too*(MS-Sample)/(Amount Spiked);RPD=100'(MS- MSD)/((MS+MSD)12)+ <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 /> NIA=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. JP <br />