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Arsenic
Chromium VI Dense Nonaqueous Phase Liquids (DNAPLs) 1,4-Dioxane Dioxins Mercury MTBE Perchlorate POPs PCBs TCE Other Contaminants
Detection and Site Characterization The purpose of this section is to identify analytical and sampling methods commonly used for detecting, measuring, and/or monitoring mercury that are available on line. The intent is not to provide an exhaustive list of analytical methods, but to identify well-established, standard methods, particularly those used for environmental samples and approved by EPA. Check the Chemical/Name Index to EPA Test Methods (April 2003) to locate EPA methods not included on this page.
Determination of Mercury in Aqueous and Geologic Materials by Continuous Flow/Cold Vapor/Atomic Fluorescence Spectrometry (CVAFS)
Method 1631, Revision E: Mercury in Water by Oxidation, Purge and Trap, and Cold Vapor Atomic Fluorescence Spectrometry
The toxicity and environmental mobility of different inorganic mercury compounds is closely related to their relative solubilities in aqueous media, so a sequential extraction procedure utilizing increasingly powerful aqueous solvents should permit the separation of mixtures of mercury compounds into operationally defined classes with different potentials for human and ecological exposure. The results of such a speciation should permit a more accurate assessment of the mercury hazard associated with a particular site than is currently provided by determination of total mercury. Test Methods for Evaluating Solid Wastes: Physical/Chemical Methods, 3rd Edition
Characterization and Eh/pH-Based Leaching Tests of Mercury-Containing Mining Wastes from the Sulfur Bank Mercury Mine, Lake County, California
Profiles of waste ore over a range of different pH and oxidation-reduction (Eh) conditions were taken to provide information for the development of treatment alternatives for waste material at the mine site. Characterization of Mercury Contamination at the East Fork Popular Creek Site, Oak Ridge, Tennessee: A Case Study
Environmental Forensics: Contaminant-Specific Guide Environmental forensics is the application of scientific techniques for the purpose of identifying the source and age of a contaminant. This book discusses the following contaminants and contaminant groups: mercury, asbestos, lead, chromium, methane, radioactive compounds, pesticides, perchlorate, polychlorinated biphenyls, arsenic, chlorinated solvents, polyaromatic hydrocarbons, crude oil, gasoline, microbes, and compounds found in sewage.
ESTCP passive flux meter (PFM) demonstration and validation projects include MTBE flux measurement at Port Hueneme, perchlorate flux at the Naval Surface Warfare Center at Indianhead, and TCE flux at NASA Launch Complex 34 at Cape Canaveral. Mass Flux Toolkit to Evaluate Groundwater Impacts, Attenuation, and Remediation Alternatives To help site managers and site consultants estimate mass flux and understand the uncertainty in those estimates, ESTCP has funded the development of a computerized Mass Flux Toolkit, free software that gives site personnel the capability to compare different mass flux approaches, calculate mass flux from transect data, and apply mass flux to manage ground-water plumes. The toolkit spreadsheet and associated documentation are available on the ESTCP contractor's website in a zipped file.
Mercury Geochemistry in a Wetland and Its Implications for In-Situ Remediation
Evaluation of a Solid Sorbent Passive Dosimeter for Collecting Mercury Vapor Mercury Vapor in Workplace Atmospheres Particulate Mercury in Workplace Atmospheres Measurement and Monitoring Technologies for the 21st Century Initiative (21M2) Literature Search Through the Measurement and Monitoring Technologies for the 21st Century initiative, EPA's Office of Solid Waste and Emergency Response (OSWER) will identify and deploy promising measurement and monitoring technologies in response to waste management and site cleanup program needs by matching existing and emerging technologies with OSWER program and client needs.
A bibliography with abstracts was provided to conference attendees as a handout to support the discussion of mining waste research needs with regard to mercury sampling and analysis. |