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1534 Willow Pass Road,Pittsburg CA 94565-1701 <br /> ® McCamgbell Analytical, Inc. Toll Free Telephone:(877)252-9262/Fez:(925)252-9269 <br /> "W/ren uality Counts" http://www.mccampbell.tour/E-mail:maiv©nccempbell.com <br /> Quality Control Report <br /> Client: Neil O.Anderson&Associates WorkOrder: 1403A85 <br /> Date Prepared: 3/28/14 BatchlD: 88750 <br /> Date Analyzed: 4/1/14 Extraction Method SW3050B <br /> Instrument: ICP-MS2 Analytical Method: SW6020 <br /> Matrix: Soil Unit: mg/Kg <br /> Project: #LZV 140001;NOA Drywell,Lodi,Ca Sample ID: MB/LCS-88750 <br /> 1403A80-004AMS/MSD <br /> QC Summary Report for SW6020 <br /> Analyte MB LCS RL SPK MB LCS LCS <br /> Result Result Val SS%REC %REC Limits <br /> Arsenic NO 52.53 0.50 50 - 105 75-125 <br /> Barium _ NO 512.9 5.0 500 - 103 75-125 <br /> Cadmium NO 51.78 0.25 50 104 75-125 <br /> Chromium ND 52.5 0.50 50 105 75-125 <br /> Lead -- NO 52.25 0.50 50 - 104 75-125 <br /> Mercury NO 1.185 0.050 1.25 94.8 75-125 <br /> Selenium NO 51.81 0.50 50 104 75125 <br /> Silver NO 50.43 0.50 50 - 101 75-125 <br /> Surrogate Recovery <br /> Tb 350.917 522.3 517.7 500 104 104 70-130 <br /> Analyte MS MSD SPK SPKRef MS MSD MSIMSD RPD RPD <br /> Result Result Val Val %REC %REC Limits Limit <br /> Arsenic 64.14 61.72 50 12.56 103 98.3 75-125 3.85 20 <br /> Barium 860.4 999 500 424.8 87.1 115 75-125 14.9 20 <br /> Cadmium 52.76 51.76 50 NO 106 104 75-125 1.91 20 <br /> � Chromium 103.2 101.1 50 49.50 107 103 75-125 2.06 20 <br /> Lead 66.85 60.66 50 11.66 110 98 75-125 9.71 20 <br /> Mercury 1.259 1.201 1.25 0.05630 96.1 91.4 75-125 4.72 20 <br /> Selenium 51.14 50.48 50 0.7151 101 99.5 75-125 1.30 20 <br /> Silver 51.01 50.71 50 ND 102 101 75-125 0.590 20 <br /> Surrogate Recovery <br /> Tb 350.917 543.1 529.4 500 109 106 70-130 2.55 20 <br /> I <br /> QA/QC Officer <br /> CDPH ELAP 1644 NELAP 4011ORELAP <br /> Page 69 of 79 <br />