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i <br /> CCAIr<3�}�tIC81 Pace Analytical <br /> 1673 Terra Avenue Sheridan,WY 82801 ph:(307)672-8945 <br /> Sample Analysis Report <br /> Company: Energy Fuels Resources(USA)Inc. Date Reported 3/6/2023 <br /> 225 Union Blvd. Suite 600 Report ID: S2301346001 <br /> Lakewood,CO 80228 <br /> ProjectName: Whirlwind WorkOrder: S2301346 <br /> Lab ID: S2301346-001 CollectionDate: 1/26/2023 12:30:00 PM <br /> ClientSample ID: 2022 Whirlwind WR-Composite DateReceived: 1/31/2023 <br /> COC: FieldSampler: TH <br /> PWS ID: Matrix: Soil <br /> Comments <br /> Analyses Result Units Qual RL Method Date Analyzed/[nit <br /> Radionuclides-Total <br /> Gross Alpha 2.6 pci/g 2 SM 7110 02/28/2023 1057 AEF <br /> Gross Alpha Precision(t) 0.8 pci/g SM 7110 02/28/2023 1057 AEF <br /> Gross Beta 6.1 pCi/g 3 SM 7110 02/28/2023 1057 AEF <br /> Gross Beta Precision(t) 1.0 pCi/g SM 7110 02/28/2023 1057 AEF <br /> Radium 226 0.5 pCi/g 02 EPA 901.1 Mod. 02/27/2023 1440 WN <br /> Radium 226 Precision(t) 0.3 pCi/g EPA 901.1 Mod. 02127/2023 1440 WN <br /> Radium 228 0.4 pci/g 0.2 EPA 901.1 Mod. 02/27/2023 1440 WN <br /> Radium 228 Precision(±) 0.6 pCi/g EPA 901.1 Mod. 02/27120231440 WN <br /> Thorium 230 0.9 pCi/g B 0.2 ACW01 03/01/2023 806 AEF <br /> Thorium230 Precision(±) 0.2 pCi/g B ACW01 03/01/2023 806 AEF <br /> Metals-Total <br /> Aluminum 11900 mg/Kg 10 EPA 601 CC 02/13/2023 1828 DG <br /> Antimony ND mg/Kg 20 EPA 601 CC 02/13/2023 1828 DG <br /> Arsenic 6 mg/Kg 3 EPA 601 CC 02/13/2023 1828 DG <br /> Barium 503 mg/Kg 0.5 EPA 601CC 02113120231828 DG <br /> Beryllium ND mg/Kg 0.7 EPA 601 CC 02/13/2023 1828 DG <br /> Boron ND mg/Kg 10 EPA 601 CC 02/13/2023 1828 DG <br /> Cadmium ND mg/Kg 0.5 EPA 601 CC 02/13/2023 1828 DG <br /> Calcium 28600 mg/Kg 50 EPA 601 CC 02/13/2023 1828 DG <br /> Chromium 42 mg/Kg 3 EPA 601 CC 02/13/2023 1828 DG <br /> Copper 11 mg/Kg 1 EPA 601 CC 02113/2023 1828 DG <br /> Iron 7140 mg/Kg 10 EPA 6010C 02/13/2023 1828 DG <br /> Lead ND mg/Kg 15 EPA 601CC 02/13/2023 1828 DG <br /> Magnesium 3770 mg/Kg 50 EPA 601CC 02/13/2023 1828 DG <br /> Manganese 270 mg/Kg 1 EPA 601CC 02/13/2023 1828 DG <br /> Mercury ND mg/Kg 0.2 7471B 02110/20231329 JGU <br /> Molybdenum ND mg/Kg 5 EPA 601 CC 02/13/2023 1828 DG <br /> Nickel 26 mg/Kg 1 EPA 601CC 02/13/2023 1828 DG <br /> Phosphorus 220 mg/Kg 10 EPA 601 CC 02/13/2023 1828 DG <br /> Potassium 3310 mg/Kg 50 EPA 601CC 02/13/2023 1828 DG <br /> Selenium ND mg/Kg 10 EPA 601 CC 02/13/2023 1828 DG <br /> Silicon 830 mg/Kg 10 EPA 601 CC 02/13/2023 1828 DG <br /> Silver ND mg/Kg 5 EPA 601 CC 02/13/2023 1828 DG <br /> Sodium 1200 mg/Kg 50 EPA 601 CC 02/13/2023 1828 DG <br /> Thallium ND mg/Kg 15 EPA 601 CC 02/13/2023 1828 DG <br /> Uranium ND mglKg 10 EPA 601CC 02/13/2023 1828 DG <br /> Vanadium 15 mg/Kg 5 EPA 601 CC 02/13/2023 1828 DG <br /> Zinc 21 mg/Kg 15 EPA 601 CC 0211320231828 DG <br /> These results apply only to the samples tested. Page 1 of 1 <br />