SAMPLING BERYLLIUM SURFACE CONTAMINATION …
SAMPLING BERYLLIUM SURFACE CONTAMINATION USING WET, DRY, AND ALCOHOL WIPE METHODS By Kent Kerr A Thesis presented in partial fulfillment of the requirements for …
Surface Sampling Methods for Beryllium
Why Surface Sampling? Examples: • Evidence of skin sensitization by exposure to beryllium particles • Ingestion of lead from surface particles on hands • Take-home exposures to metals …
Standard Methods for Beryllium Sampling and Analysis: …
Sampling of beryllium and other metals in workplace atmospheres using filter samplers has been well standardized. In the United States, governmental methods have been published by the
BERYLLIUM in Air by Fluorometry 7704
NOTE: To test a range of 0.005 μg to 0.4 μg of beryllium on the sampling media, a recommended series of stock standard solutions is (80, 20, 4, 1, and 0) ng/mL. These standards with lower …
(PDF) Beryllium: Sampling and Analysis
Advances in sampling and analytical methods for beryllium are needed in order to meet the challenges relating to exposure assessment and risk reduction. This symposium …
(PDF) Beryllium: Sampling and Analysis
Advances in sampling and analytical methods for beryllium are needed in order to meet the challenges relating to exposure assessment and risk reduction. This symposium provided a forum for...
Opportunities for Standardization of Beryllium Sampling and …
KEYWORDS: analysis, beryllium, sampling, standards, workplace Introduction Beryllium metal, oxide, and alloys have been used for many years in such diverse applications as aerospace, …
Beryllium Wipe Sampling (differing methods
Analysis indicated that methanol-moistened wipe sampling removed about twice as much beryllium/oil-film surface contamination as water-moistened wipes, which removed about …
Tailing Material | Sampling Systems | Mining
In addition to traditional geotechnical samplers, ConeTec has designed several specialty sampling systems specific to mine tailings applications. These samplers are designed to collect …
Beryllium sampling methods
Under NIOSH contract a beryllium production facility was sampled in 1974 by the Atomic Energy Commission (AEC) personal total and personal respirable sampling methods over a period of …
Beryllium Laboratory Analysis
OSHA proposed a beryllium rule in 2015 that lowers the permissible exposure limit (PEL) to 0.2 µg/m 3 in air with an action level of 0.1 µg/m 3 for an 8-hour time-weighted average (TWA). …
Importance of tailings sample analysis in mining
Managing tailings right is key to keeping mining operations safe, efficient, and sustainable. Let's break down why sampling procedures and materials characterization …
Standard Methods for Beryllium Sampling and Analysis: …
Abstract. Conformity in methods for sampling and analysis of beryllium in workplace air and on surfaces is desired, but inconsistencies in sampling and analytical practices often …
Beryllium sampling: We've got you covered | SGS Galson
We make it easy to collect samples and provide data to the detection limit required. For our clients, this means you're covered to reach the proposed lower OSHA PEL.In …
(PDF) Standard Methods for Beryllium Sampling and …
In an effort to address these issues, this paper gives an overview of standardized methods for sampling and analysis of beryllium in the workplace. A number of published …
Hanford Site Evaluation of Electrical Equipment for …
8. Collect a breathing zone sample on the electrical worker(s) if feasible. If electrical hazards (or other concerns) make breathing zone sampling infeasible, area sampling should be conducted …
Importance of tailings sample analysis in mining
Managing tailings right is key to keeping mining operations safe, efficient, and sustainable. Let's break down why sampling procedures and materials characterization techniques are so important in this process.
Beryllium Laboratory Analysis
OSHA proposed a beryllium rule in 2015 that lowers the permissible exposure limit (PEL) to 0.2 µg/m 3 in air with an action level of 0.1 µg/m 3 for an 8-hour time-weighted average (TWA). The OSHA rule also establishes a new short …
Beryllium: Sampling and Analysis
On-Site Monitoring for Beryllium—Sampling and Analytical Aspects: new portable analytical methods for determining trace beryllium in samples from air and surfaces, time qualitative and …
Beryllium Wipe Sampling (differing methods – differing …
Beryllium was identified in its oxide form in 1798, named "Glucinium," reduced to metallic form in 1828, renamed beryllium (Be), and began being commercially used as a hardening and ...
(PDF) Standard Methods for Beryllium Sampling …
In an effort to address these issues, this paper gives an overview of standardized methods for sampling and analysis of beryllium in the workplace. A number of published methods is currently...
Sampling and Analytical Considerations for Beryllium
Beryllium can pose special collection and analysis problems for the industrial hygienist and analytical chemist. The industrial hygienist must be aware of the origin of the Be prior to …
Beryllium sampling methods.
Three sampling methods for airborne beryllium are compared to validate observations made in a 1973 National Institute for Occupational Safety and Health (NIOSH) industrywide study which …
Standard Methods for Beryllium Sampling and Analysis: …
We attempt to identify needs for new or improved standard sampling protocols, sample preparation techniques, analytical methods, and reference materials. Where …
Beryllium Sampling Equipment | Zefon International
Beryllium Sampling Equipment; Sort by. Display. per page. CASSETTE, 25MM 2PC, SOLU-SERT, 50/BX. Item No: 528MCE-SS. $267.50. 25mm 2-Piece Styrene Filter Cassette …
BERYLLIUM in Air 7704 by Field-Portable Fluorometry
rescence intensity vs. beryllium concentration (ng/mL) in the stock standard. NOTE: To test a range of 0.05 µg to 4 µg of beryllium on the sampling media, beryllium stock …
Standard Methods for Beryllium Sampling and Analysis: …
In order to estimate workers' exposures to beryllium, occupational contact with airborne and dermal sources of beryllium is typically monitored by sampling and analyzing workplace …
(PDF) Vacuum sampling techniques for industrial hygienists, …
Vacuum sampling techniques for industrial hygienists, with emphasis on beryllium dust sampling. July 2006; Journal of Environmental Monitoring 8(6):612-8; …