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8: Highly Toxic Materials 37 Spill Response Guide No. Be sure the pan is large enough to contain the mercury. Next, determine if the spill is a simple spill. An appropriate respirator shall be worn at all times, unless air sampling determines the level to be consistently below 0.025 mg/m3. Transfers of mercury from one container to another should be carried out in a hood, over a tray or pan to confine any spills. Call the Hazardous Waste division at 392-8400 to arrange for disposal. a spill. At the end of the job, monitor the exhaust of the mercury vacuum with the mercury vapor analyzer to determine if the mercury filter has become saturated. If the mercury filter is still good, remove it from the vacuum and wrap it in plastic for storage. 12. Wiping surfaces with a 3% nitric acid solution can help to remove residual traces of mercury. Mercury Quick Facts Cleaning up Mercury Spills in Your House February, 2009 If a thermometer or other small mercury-containing item such as a thermostat or compact fluorescent light bulb breaks, you may be able to clean it up yourself. Always wear nitrile or latex gloves while handling mercury. h�b```���B�@��(�����"0A��1�1G������-U�?�N��[ն)VM�d֒Ñ�!3�U��9�;:@CG�FGSG�n��bL�����
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When this preliminary cleaning is completed, scan the area with the mercury vapor analyzer to identify areas needing further cleaning. Sector Activity . Guidance relating to the associated risks involved with the spillage or accidental release of mercury within the workplace and the procedure for ensuring spillages and any associated waste products are managed and disposed of safely. An assembled kit and the mercury vapor analyzer are available in the industrial hygiene lab in Building 179. An industrial hygienist, along with a user representative, must be involved in this decision process. Mercury in Plumbing 13. The primary types of hazardous wastes in dental settings are amalgam wastes and other office wastes. thermometers with mercury-free alternatives where possible. Manometers can be filled with other, non-toxic materials. Label all containers appropriately. In case of any chemical spill (M)SDS must be addressed and the according procedures followed. National Elemental Mercury Response Guidebook March 2019.pdf Link Suggestions? These procedures will disperse mercury droplets, increase the airborne level of mercury vapor and contaminate the equipment used. Contact the Safety and Environmental Management Office. Mercury Spill Control & Cleanup. Costs associated with mercury spill clean-up are the responsibility of the Department creating the spill. Thermostats-HVAC Wholesalers/Contract Mixing mercury with these materials can result in an explosive material. Performance Measure Goal . Beads or puddles of mercury may be recovered with the vacuum or hand pump if it is available. Guidance relating to the associated risks involved with the spillage or accidental release of mercury within the workplace and the procedure for ensuring spillages and any associated waste products are managed and disposed of safely. These procedures will disperse mercury droplets, increase the airborne level of mercury vapor and contaminate the equipment used. Biological spill b. Repeat this test periodically during the clean-up process. 7: Oxidizers 34 Spill Response Guide No. This, combined with the relatively high vapor pressure of elemental mercury make it a difficult material to control once spilled. Mercury free thermometers are available that are filled with non-toxic materials. Do not store with acetylene, fulminic acid, or ammonia. 2 CLEAN-UP PROCEDURE (for small spills of metallic mercury) MANAGEMENT UNIT (UPMU) SOP No. Evaluate the time, effort and likely success rate of decontaminating furnishings and equipment, versus the cost of replacing equipment. Empty and clean the mercury vacuum. • A mercury spill kit must be used for all small spills. Any time one pound or more of mercury is released to the environment, it is mandatory to call the National Response Center (NRC). Item into a paste while scrubbing the contaminated surface optional procedures will be difficult to clean up spill. 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