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wwrren z4ab.com Helena, MT 877- 472 -0711 • Billings, MT 606 - 735 -4489 • Casper, WY 888- 135 -8515 <br />L=#mK* tSt Gillette, WY 866 -688 -7175 • Rapid City, SO 886- 672 -1125 • College Station, TX 888-658 2218 <br />LABORATORY ANALYTICAL REPORT <br />Prepared by Casper, WY Branch <br />Client: Energy Fuels Resources (USA) Inc Report Date: 07/14/14 <br />Project: Whirlwind Collection Date: 06/17/14 13:45 <br />Lab ID: C14060765 -003 DateReceived: 06/20/14 <br />Client Sample ID: Pack Rat Spring Matrix: Aqueous <br />Report RL - Analyte reporting limit. wMCL - Maximum contaminant level. <br />Definitions: QCL - Quality control limit. ND - Not detected at the reporting limit. <br />MDC - Minimum detectable concentration U - Not detected at minimum detectable concentration <br />Page 8 of 31 <br />MCL/ <br />Analyses <br />Result Units Qualifiers R <br />QCL Method <br />Analysis Date / By <br />RADIONUCLIDES - TOTAL <br />Radium 226 <br />4.3 pCi /L <br />E903.0 <br />07/08/14 13:01 / Imc <br />Radium 226 precision ( ±) <br />0.43 pCi /L <br />E903.0 <br />07/08/14 13:01 / Imc <br />Radium 226 MDC <br />0.18 pCi /L <br />E903.0 <br />07/08/14 13:01 / Imc <br />Radium 228 <br />-0.1 pCi /L U <br />RA -05 <br />07/03/14 12:17 / plj <br />Radium 228 precision ( ±) <br />0.77 pCi /L <br />RA -05 <br />07/03/14 12:17 / plj <br />Radium 228 MDC <br />1.3 pCi /L <br />RA -05 <br />07/03/14 12:17 / pij <br />DATA QUALITY <br />A/C Balance (± 5) <br />-1.80 % <br />A1030 E <br />07/14/14 08:17 / kbh <br />Anions <br />9.40 meq /L <br />A1030 E <br />07/14/14 08:17 / kbh <br />Cations <br />9.06 meq/L <br />A1030 E <br />07/14/14 08:17 / kbh <br />Solids, Total Dissolved Calculated <br />530 mg /L <br />A1030 E <br />07/14/14 08:17 / kbh <br />TDS Balance (0.80 - 1.20) <br />0.98 <br />A1030 E <br />07/14/14 08:17 / kbh <br />Report RL - Analyte reporting limit. wMCL - Maximum contaminant level. <br />Definitions: QCL - Quality control limit. ND - Not detected at the reporting limit. <br />MDC - Minimum detectable concentration U - Not detected at minimum detectable concentration <br />Page 8 of 31 <br />