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C/YCHU/ LAVUHAI UK/CJ, INL . • zjyj Ja1r ureeK mgnWay/CLduy -t-u. vox s«a - c.asper, wy rrzauz <br />Toll Free 888 235 0515 - 307 235 0515 - Fax 307.234.1639 - cespei@energy/ab.com ? www.energylab.com <br />LABORATORY ANALYTICAL REPORT <br />Revised Date: 04/22/08 <br />Client: Energy Fuels Resources Corporation Report Date: 04/17/08 <br />Project: Whirlwind Mine CO-0047562 Collection Date: 03/07/08 13:30 <br />Lab ID: C08030328-001 DateReceived: 03/10/08 <br />Client Sample ID: Composite Samples for Weekly Tests Matrix: Aqueous <br />MCL/ <br />Analyses Result Units Qualifiers RL QCL Method Analysis Date J By <br />MAJOR IONS <br />Sulfate 164 mg/L D 2 A4500-SO4 E 03/13/08 14:20 / fjl <br />PHYSICAL PROPERTIES <br />Oxygen Demand, Chemical (COD) 31 mg/L 1 HACH 8000 03/17/08 13:32 / jai <br />PH 7.29 s.u. 0.01 A4500-H B 03/14/08 15:011 dd <br />Solids, Total Suspended TSS @ 105 C 48 mg/L H 10 A2540 D 03/15/08 10:06 / dd <br />METALS - DISSOLVED <br />Iron ND mg/L 0.03 E200,7 03/17/08 20:39 / cp <br />METALS-TOTAL <br />Arsenic 4 ug/L 1 E200.8 04103/08 09:19 / eli-b <br />Uranium 79 ug/L 10 E200.8 04103/08 09:19 / eli-b <br />METALS -TOTAL RECOVERABLE <br />Cadmium ND ug/L 1 E200.8 04/03/08 09:191 eli-b <br />Manganese 72 ug/L 10 E200.8 04/03/08 09:19 / elHb <br />Selenium 17 ug/L 1 E200.8 04/03/08 09:19 / eli-b <br />Zinc 17 ug/L 10 E200.8 04/03/08 09:19 / eli-b <br />RADIONUCLIDES - DISSOLVED <br />Radium 226 -0.017 pCi/L E903.0 03/17108 11:31 / taj <br />Radium 226 precision (t) 0.088 pCi/L E903.0 03/17/08 11:31 / taj <br />Radium 226 MDC 0:16 pCi/L E903.0 03/17/0811:31 / taj <br />RADIONUCLIDES - TOTAL <br />Radium 226 2.4 pCi/L E903.0 04/05/08 22:11 / trs <br />Radium 226 precision (t) 0.4 pCi/L E903.0 04/05108 22:11 / trs <br />Radium 226 MDC 0.1 pCi/L E903.0 04/05/08 22:11 / trs <br />Radium 228 -0.09 pCUL RA-05 03/20/08 10:28 / plj <br />Radium 228 precision (t) 0.5 pCi/L RA-05 03/20/08 10:28 / plj <br />Radium 228 MDC 11.3 pCi/L RA-05 03120/08 10:28 / plj <br />Report RL - Analyte reporting limit. _ MCL Maximum contaminant level. <br />Definitions: QCL - Quality control limit. ND k Not detected at the reporting limit. <br />MDC - Minimum detectable concentration D - RL increased due to sample matrix interference. <br />H - Analysis performed past recommended holding time.