2009-05-19_REVISION - M1977416 (29)

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FLA13OIZA TORIES LABORATORY ANALYTICAL REPORT • Client: Denison Mines (USA) Corp Report Date: 10/27/08 Project: Sunday Mine/Van 4 Collection Date: Not Provided Lab ID: C08090686-001 DateReceived: 09/17/08 Client Sample ID: DM-ORE-1 Matrix: Solid Analyses Result Units Qualifiers RL MCL/ QCL Method Analysis Date / By METALS - MWMP EXTRACTABLE Copper 413 ug/L 1 E200.8 10/02/08 21:09 / sml Iron ND ug/L 30 E200.7 10/01/08 17:57 / cp Lead 223 ug/L 1 E200.8 10/02/08 21:09 / sml Lithium ND ug/L 100 E200.7 10/01/08 17:57 / cp Manganese 32 ug/L 1 E200.7 10/01/08 17:57 / cp Mercury ND ug/L 1 E245.1 10/14/08 20:38 / eli-b Molybdenum 2980 ug/L 1 E200.7 10/01/08 17:57 / cp Nickel 9 ug/L 1 E200.8 10/02/08 21:09 / sml Selenium 8170 ug/L 1 E200.7 10/01/08 17:57 / cp Silver ND ug/L 1 E200.8 10/02/08 21:09 / sml Thallium ND ug/L 1 E200.8 10/02/08 21:091 sml Uranium 27 ug/L 1 E200.8 10/02108 21:091 sml Vanadium 48200 ug/L 1 E200.7 10101/08 17:57 / cp Zinc 460 ug/L 1 E200.7 10/01/08 17:57 / cp METALS - MWMP EXTRACTABLE TOTAL RECOVERABLE Mercury ND ug/L 0 METALS - TOTAL Aluminum 8000 mg/kg-dry Antimony ND mg/kg-dry Arsenic 27.5 mg/kg-dry Barium 293 mg/kg-dry Beryllium ND mg/kg-dry Boron ND mg/kg-dry Cadmium 5.7 mg/kg-dry Calcium 11900 mg/kg-dry Chromium 3.1 mg/kg-dry Cobalt 2.9 mg/kg-dry Copper 13.4 mg/kg-dry Iron 5130 mg/kg-dry Lead 41.1 mg/kg-dry Lithium 13.1 mg/kg-dry Magnesium 4690 mg/kg-dry Manganese 94.6 mg/kg-dry Mercury 0.31 mg/kg-dry Molybdenum 54.8 mg/kg-dry Nickel 2.9 mg/kg-dry Phosphorus 299 mg/kg-dry Potassium 1080 mg/kg-dry Selenium 107 mg/kg-dry Silica 522 mg/kg-dry Silver ND mg/kg-dry Report RL - Analyte reporting limit. • Definitions: QCL - Quality control limit. MDC - Minimum detectable concentration ENERG Y LABORATOR/ES, INC. - 2393 Sa/t Creek Highway (82601) • P.O. Box 3258 • Casper, WY82602 Toll Free 888 235 0515 - 307.235.0515 • Fax 307.234.1639 - casper@energy/ab,com - www.energytab.com 1 E245.1 10/15/08 08:58 / eli-b 0.5 SW6010B 09123/08 02:551 cp 0.5 SW6020 09/23/08 00:38 / is 0.5 SW6020 09/23/08 00:38 / is 0.5 SW6010B 09/23/08 02:55 / cp 0.5 SW6020 09/23/08 00:38 / is 7.0 SW6010B 09/23/08 02:551 cp 0.5 SW6020 09/23108 00:38 / is 20.0 SW6010B 09/23/08 02:55 / cp 0.5 SW6020 09/23/08 00:38 / is 0.5 SW6020 09/23/08 00:38 / is 0.5 SW6020 09/23/08 00:381 is 5.0 SW6010B 09/23/08 02:551 cp 3.0 SW6010B 09123/08 02:55 / cp 10.0 SW6010B 09/23/08 02:55 / cp 5.0 SW6010B 09/23/08 02:55 / cp 0.5 SW6010B 09/23/08 02:551 cp 0.05 SW7471A 10/03/08 16:00 / ae 1.0 SW6010B 09/23108 02:55 / cp 0.5 SW6020 09/23/08 00:38 / is 10.0 SW6010B 09/23/08 02:55 / cp 30.0 SW6010B 09/23/08 02:55 / cp 0.5 SW6020 09/23/08 00:38 / is 66.3 SW6010B 09/23/08 02:55 / cp 0.5 SW6020 09123/08 00:38 / is MCL - Maximum contaminant level. ND - Not detected at the reporting limit.