2009-05-19_REVISION - M1977416 (29)

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ENEROYLABORATOR/ES, INC. -2393 Salt Creek Highway (82601) • P.O. Box 3258 -Casper WY82602 Toll Free 888 235 0515 • 307 235 0515 - Fax 307.234.1639 - csper@energy/ab.com • www.energylab.com LABORATORY ANALYTICAL REPORT Client: Denison Mines (USA) Corp Project: Sunday Mine/Van 4 Lab ID: C08090686-019 Client Sample ID: DM-BG Soil-1 Report Date: 10/27/08 • Collection Date: Not Provided DateReceived: 09/17/08 Matrix: Solid MCU Analyses Result Units Qualifiers RL QCL Method Analysis Date / By AGRONOMIC PROPERTIES Moisture 3.7 % 0.1 USDA26 09/19/08 10:06 / lb METALS - TOTAL Aluminum 14400 mg/kg-dry 0.5 SW6010B 10103/08 02:48 / cp Antimony ND mg/kg-dry 0.5 SW6020 09125/08 00:48 / is Arsenic 1.7 mg/kg-dry 0.5 SW6020 09/25/08 00:48 / is Barium 189 mg/kg-dry 0.5 SW6020 09125/08 00:48 / is Beryllium 0.6 mg/kg-dry 0.5 SW6020 10/07/08 22:46 / sml Boron ND mg/kg-dry 7.6 SW6010B 10/03/08 02:48 / cp Cadmium ND mg/kg-dry 0.5 SW6020 09/25/08 00:48 / is Calcium 47300 mg/kg-dry 5.0 SW6010B 10/03/08 02:48 / cp Chromium 4.5 mg/kg-dry 1.5 SW6020 09/25/08 00:48 / is Cobalt 4.6 mg/kg-dry 0.5 SW6020 09/25/08 00:48 / is Copper 4.0 mg/kg-dry 0.5 SW6020 09/25/08 00:48 / is Iron 11400 mg/kg-dry 6.0 SW6010B 10103/08 02:48 / cp Lead 8.2 mg/kg-dry 0.5 SW6020 09/25108 00:48 / is Lithium 14.8 mg/kg-dry 10.0 SW60108 10/03/08 02:48 / cp Magnesium 6560 mg/kg-dry 5.0 SW6010B 10/03/08 02:48 / cp Manganese 597 mg/kg-dry 0.5 SW6020 09/25/08 00:48 / is • Mercury ND mg/kg-dry 0.05 SW7471A 10/08/08 16:09 / ae Molybdenum ND mg/kg-dry 0.5 SW6020 09/25/08 00:48 / is Nickel 9.2 mg/kg-dry 0.5 SW6020 09125108 00:48 / is Phosphorus 1710 mg/kg-dry 10.0 SW6010B 10/03/08 02:48 / cp Potassium 2760 mg/kg-dry 30.0 SW6010B 10/03/08 02:48 / cp Selenium 0.6 mg/kg-dry 0.5 SW6020 09/25/08 00:48 / is Silica 3320 mg/kg-dry 10.7 SW6010B 10/03/08 02:48 / cp Silver ND mg/kg-dry 0.5 SW6020 09125108 00:48 / is Sodium 87.2 mg/kg-dry 70.0 SW6010B 10/03/08 02:48 / cp Strontium 160 mg/kg-dry 0.5 SW6020 09/25108 00:48 / is Thallium ND mg/kg-dry 0.5 SW6020 09/25/08 00:48 / is Tin ND mg/kg-dry D 1.5 SW6020 09/25/08 00:48 / is Titanium 31.2 mg/kg-dry 0.5 SW6020 09/25/08 00:48 / is Uranium 0.9 mg/kg-dry 0.5 SW6020 09/25/08 00:48 / is Vanadium 16.2 mg/kg-dry 4.0 SW6020 09/25/08 00:48 / is Zinc 45.6 mg/kg-dry 0.5 SW6020 09125/08 00:48 / is Report RL - Analyte reporting limit. MCL - Maximum contaminant level. Definitions: QCL - Quality control limit. ND - Not detected at the reporting limit. MDC - Minimum detectable concentration D - RL increase d due to sample matrix interference.