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BMW <br /> Trust our People.Trust our Data Billings,MT 800.735.4489•Casper,Wy 888.235.0515 <br /> Gillette,WY 866.686.7175•Helena.MT 877,472.0711 <br /> CLIENT: Energy Fuels Resources(USA) Inc <br /> Project: Whirlwind Seeps&Spring Survey Report Date: 09/26/23 <br /> Work Order: C23081241 CASE NARRATIVE <br /> ORIGINAL SAMPLE SUBMITTAL(S) <br /> All original sample submittals have been returned with the data package <br /> SAMPLE TEMPERATURE COMPLIANCE: 4°C(t2°C) <br /> Temperature of samples received may not be considered properly preserved by accepted standards. Samples that are hand <br /> delivered immediately after collection shall be considered acceptable if there Is evidence that the chilling process has begun <br /> GROSS ALPHA ANALYSIS <br /> Method 900.0 for gross alpha and gross beta Is Intended as a drinking water method for low TDS waters Data provided by <br /> this method for non potable waters should be viewed as Inconsistent <br /> RADON IN AIR ANALYSIS <br /> The desired exposure time is 48 hours(2 days) The time delay in returning the canister to the laboratory for processing <br /> should be as short as possible to avoid excessive decay Maximum recommended delay between end of exposure to <br /> beginning of counting should not exceed 8 days. <br /> SOIUSOLID SAMPLES <br /> All samples reported on an as received basis unless otherwise indicated <br /> ATRAZINE, SIMAZINE AND PCB ANALYSIS <br /> Data for PCBs,Atrazine and Simazine are reported from EPA 525.2 PCB data reported by ELI reflects the results for seven <br /> individual Aroclors. When the results for all seven are ND(not detected),the sample meets EPA compliance criteria for PCB <br /> monitoring. <br /> SUBCONTRACTING ANALYSIS <br /> Subcontracting of sample analyses to an outside laboratory may be required If so, ENERGY LABORATORIES will utilize its <br /> branch laboratories or qualified contract laboratories for this service Any such laboratories will be indicated within the <br /> Laboratory Analytical Report. <br /> BRANCH LABORATORY LOCATIONS <br /> eli-b-Energy Laboratories, Inc.-Billings, MT <br /> ell-g-Energy Laboratories, Inc.-Gillette,WY <br /> eli-h-Energy Laboratories, Inc -Helena, MT <br /> ISO 17025 DISCLAIMER. <br /> The results of this Analytical Report relate only to the Items submitted for analysis. <br /> ENERGY LABORATORIES, INC -CASPER,WY certifies that certain method selections contained in this report meet <br /> requirements as set forth by the above accrediting authorities Some results requested by the client may not be covered <br /> under these certifications. All analysis data to be submitted for regulatory enforcement should be certified in the sample <br /> state of origin. Please verify ELI's certification coverage by visiting www.energylab.com <br /> ELI appreciates the opportunity to provide you with this analytical service. For additional Information and services visit our <br /> web page www energylab.com. <br /> Tests associated with analyst Identified as ELI-B were subcontracted to Energy Laboratories, 1120 S 27th St, Billings, MT, <br /> EPA Number MT00005. <br /> Page 2 of 20 <br />