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® Trust our People.Trust our Data. Billings,MT 800.735.4489•Casper,WY 888.235.0515 <br /> www.energylab.com Gillette,WY 866.686.7175•Helena,MT 877.472.0711 <br /> LABORATORY ANALYTICAL REPORT <br /> Prepared by Casper,WY Branch <br /> Client: Energy Fuels Resources(USA) Inc Report Date: 09/01/22 <br /> Project: Not Indicated Collection Date: 08/01/22 10:55 <br /> Lab ID: C22080249-004 DateReceived: 08/04/22 <br /> Client Sample ID: Rajah Spring Matrix: Aqueous <br /> MCL/ <br /> Analyses Result Units Qualifiers RL QCL Method Analysis Date I By <br /> DATA QUALITY <br /> Solids,Total Dissolved-Calculated 562 mg/L 1.00 A1030 E 08/23/22 15:29/tlf <br /> A/C Balance 0.27 % A1030 E 08/23/22 15:29/tlf <br /> Anions 9.73 meq/L A1030 E 08/23/22 15:29/tlf <br /> Cations 9.79 meq/L A1030 E 08/23/22 15:29/tlf <br /> RADIONUCLIDES,TOTAL <br /> Radium 226 12.3 pCi/L E903.0 08/16/22 14:19/kdk <br /> Radium 226 precision(t) 2.4 pCi/L E903.0 08/16/22 14:19/kdk <br /> Radium 226 MDC 0.3 pCi/L E903.0 08/16/22 14:19/kdk <br /> Radium 228 -1 pCi/L U RA-05 08/11/22 16:23/trs <br /> Radium 228 precision(t) 1.2 pCi/L RA-05 08/11/22 16:23/trs <br /> Radium 228 MDC 2.1 pCi/L RA-05 08/11/22 16:23/trs <br /> Radium 226+Radium 228 10.8 pCi/L A7500-RA 08/17/22 16:48/dmf <br /> Radium 226+Radium 228 precision(t) 2.7 pCi/L A7500-RA 08/17/22 16:48/dmf <br /> Radium 226+Radium 228 MDC 2.1 pCi/L A7500-RA 08/17/22 16:48/dmf <br /> Report RL-Analyte Reporting Limit MCL-Maximum Contaminant Level <br /> Definitions: QCL-Quality Control Limit ND-Not detected at the Reporting Limit(RL) <br /> U-Not detected at Minimum Detectable Concentration <br /> (MDC) <br /> Page 10 of 32 <br />