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1534 Willoivl iss Road,Pi(t.burg,CA 9456547(]1 <br /> Mc----amDbell AnaNtical, Inc. hTolllFiee'cl almpbe(Lcon -E2-92Lma x:(925)252-9261) <br /> "When Quality Counts" <br /> nwcainpliell.com <br /> Quality Control Report <br /> Client: Castle Analytical Laboratory WorkOrder: 1909597 <br /> Date Prepared: 9/13/19 BatchlD: 185236 <br /> Date Analyzed: 9/13/19-9/14/19 Extraction Method: SW3050B <br /> Instrument: ICP-MS3 Analytical Method: SW6020 <br /> Matrix: Soil Unit: mg/Kg <br /> Project: 1909047/Premier Finishing Sample ID: MB/LCS/LCSD-185236 <br /> OC Summary Report for metals <br /> Analyte LCS LCSD SPK LCS LCSD LCSILCSD RPD RPD <br /> Result Result Val %aREC %REC Limits Limit <br /> Antimony 53 52 50 105 104 75-125 1.32 20 <br /> Arsenic 53 52 50 107 105 75-125 1.74 20 <br /> Barium 550 540 500 109 109 75-125 0 20 <br /> Beryllium 52 52 50 104 104 75-125 0 20 <br /> Cadmium 51 51 50 103 102 75-125 0.663 20 <br /> Chromwm 51 50 50 102 100 75-125 1.91 20 <br /> Cobalt 55 54 50 110 109 75-125 1.26 20 <br /> Copper 52 52 50 104 103 75-125 0.405 20 <br /> Lead 52 52 50 105 103 75-125 1.69 20 <br /> Mercury 1.3 1.3 1.25 108 104 75-125 3.09 20 <br /> Molybdenum 53 52 50 106 104 75-125 1.75 20 <br /> Nickel 52 52 50 104 103 75-125 0.905 20 <br /> Selenium 53 52 50 106 105 75.125 1.31 20 <br /> Silver 49 48 50 97 96 75-125 1.09 20 <br /> Thallium 54 53 50 107 106 75-125 1.31 20 <br /> Vanadium 52 50 50 103 101 75-125 2.36 20 <br /> Zinc 530 520 500 105 105 75-125 0 20 <br /> Surrogate Recovery <br /> Terbium 550 540 500 110 108 70-130 2.06 20 <br /> 3. <br /> a <br /> (Cont.) <br /> CA FLAP 1644•NELAP 4033ORELAP <br /> Page 7 of 13 <br />