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90MIMTrust 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 /> QA/QC Summary Report <br /> Prepared by Billings, MT Branch <br /> Client: Energy Fuels Resources(USA) Inc Work Order: C19060940 Report Date: 07/11/19 <br /> LAnalyte Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E200.8 Analytical Run: ICPMS207-B_190703A <br /> Lab ID: QCS Initial Calibration Verification Standard 07/04/19 18:12 <br /> Arsenic 0.0492 mg/L 0.0050 98 90 110 <br /> Selenium 0.0470 mg/L 0.0050 94 90 110 <br /> Uranium 0.0552 mg/L 0.00030 110 90 110 <br /> Zinc 0.0523 mg/L 0.010 105 90 110 <br /> Method: E200.8 Batch: R323523 <br /> Lab ID: LRB Method Blank Run: ICPMS207-B_190703A 07/03/19 13:34 <br /> Arsenic ND mg/L 0.0002 <br /> Selenium ND mg/L 0.0003 <br /> Uranium ND mg/L 0.00005 <br /> Zinc ND mg/L 0.003 <br /> Lab ID: LFB Laboratory Fortified Blank Run: ICPMS207-B_190703A 07/03/19 13:38 <br /> Arsenic 0.0478 mg/L 0.0050 96 85 115 <br /> Selenium 0.0504 mg/L 0.0050 101 85 115 <br /> Uranium 0.0512 mg/L 0.00030 102 85 115 <br /> Zinc 0.0498 mg/L 0.010 100 85 115 <br /> Lab ID: C19060940-002CMS Sample Matrix Spike Run: ICPMS207-B_190703A 07/05/19 01:16 <br /> Arsenic 0.0839 mg/L 0.0010 122 70 130 <br /> Selenium 0.0568 mg/L 0.0010 114 70 130 <br /> Uranium 0.287 mg/L 0.00030 70 130 A <br /> Zinc 0.0667 mg/L 0.010 112 70 130 <br /> Lab ID: C19060940-002CMSD Sample Matrix Spike Duplicate Run: ICPMS207-B_190703A 07/05/19 01:20 <br /> Arsenic 0.0740 mg/L 0.0010 103 70 130 13 20 <br /> Selenium 0.0487 mg/L 0.0010 97 70 130 15 20 <br /> Uranium 0.273 mg/L 0.00030 70 130 4.9 20 A <br /> Zinc 0.0605 mg/L 0.010 100 70 130 9.8 20 <br /> Lab ID: B19062766-001 BMS Sample Matrix Spike Run: ICPMS207-B_190703A 07/05/19 02:24 <br /> Arsenic 0.0526 mg/L 0.0010 105 70 130 <br /> Selenium 0.0594 mg/L 0.0010 118 70 130 <br /> Uranium 0.0540 mg/L 0.00030 106 70 130 <br /> Zinc 0.0592 mg/L 0.010 101 70 130 <br /> Lab ID: B19062766-001BMSD Sample Matrix Spike Duplicate Run: ICPMS207-B_190703A 07/05/19 02:43 <br /> Arsenic 0.0557 mg/L 0.0010 111 70 130 5.7 20 <br /> Selenium 0.0526 mg/L 0.0010 104 70 130 12 20 <br /> Uranium 0.0561 mg/L 0.00030 110 70 130 3.8 20 <br /> Zinc 0.0618 mg/L 0.010 106 70 130 4.3 20 <br /> Qualifiers: <br /> RL-Analyte reporting limit. A-The analyte level was greater than four times the spike level. In <br /> accordance with the method%recovery is not calculated. <br /> ND-Not detected at the reporting limit. <br /> Page 19 of 35 <br />