Science & Technology
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State Progress Toward Adopting Numeric Nutrient Water Quality Criteria for Nitrogen and Phosphorus
The progress states are making towards the development of numeric criteria for phosphorus and nitrogen pollution.
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Method 1200: Analytical Protocol for Non-Typhoidal Salmonella in Drinking Water and Surface Water
Method 1200 is used for identification, confirmation and quantitation of non-typhoidal Salmonella in water samples, using selective and non-selective media followed by biochemical and serological confirmation.
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Estuary Data Mapper (EDM) Image Gallery
The Estuary Data Mapper Gallery page shows screenshots of the application displaying multiple functions, images, and visualized data.
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Sentinel Laboratory Guidelines for Suspected Agents of Bioterrorism, Brucella species
This method is listed as Tier I for analysis of Brucella species in prepared aerosol, particulate, soil, drinking water and post-decontamination waste water samples.
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EML HASL-300 Method Tc-01-RC: Technetium-99 in Water and Vegetation
This method uses beta counting for confirmatory analysis and gamma spectrometry for tracer yield to determine technetium in vegetation.
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ORISE Method AP1: Gross Alpha and Beta for Various Matrices
This method describes procedures using gross alpha and gross beta proportional counting on soil, sediment and vegetation samples.
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EML HASL-300 Method Po-02-RC: Polonium in Water, Vegetation, Soil, and Air Filters
This method uses alpha spectrometry for determination of polonium in water, vegetation, soil/sediment and air filter samples.
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EML HASL-300 Method Pu-12-RC: Plutonium and/or Americium in Soil or Sediments
This method uses microprecipitation and alpha spectrometry for analysis of americium, californium or curium in small soil or sediment samples.
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DOE SRS Actinides and Sr-89/90 in Soil Samples
This method uses alpha spectrometry and beta counting to determine strontium-89/90 in soil and sediment.
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EML HASL-300 Method Tc-02-RC: Technetium-99 in Water – TEVA® Resin
This method uses liquid scintillation counting for qualitative and confirmatory analysis of technetium in water samples.
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EML HASL-300 Method Ga-01-R: Gamma Radioassay
Procedures are described for measurement of gamma photons emitted by radionuclides using gamma spectrometry.
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EML HASL-300 Method Sr-03-RC: Strontium-90 in Environmental Samples
This method uses low-background gas proportional beta counting for analysis of strontium in environmental samples.
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EML HASL-300 Method Ra-03-RC: Radium-226 in Soil, Vegetable Ash, and Ion Exchange Resin
This method uses a radon bubbler to capture radium, which is de-emanated into an ionization chamber or scintillation cell, and counted.
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ORISE Method AP5: Determination of Technetium-99
This method uses liquid scintillation counting to determine technetium-99 in soil, sediment, surface wipes, air filters and vegetation.
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DOE FRMAC Method Volume 2, Page 33: Gross Alpha and Beta in Air
This method determines gross alpha and beta in air filters and select radioisotopes in wipes.
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EML HASL-300 Method U-02-RC: Isotopic Uranium in Biological and Environmental Materials
This method uses alpha spectrometry for confirmatory analysis of uranium in vegetation.
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EML HASL-300 Method Am-04-RC: Americium in QAP Water and Air Filters - Eichrom’s TRU Resin
SAM lists this method for determination of americium-241 in drinking water, aqueous/liquid samples, surface wipes, and air filters.
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ORISE Method AP2: Determination of Tritium
This method uses liquid scintillation counting to determine tritium contamination in soil, sediment, surface wipes and vegetation.
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EML HASL-300 Method Am-06-RC: Americium and/or Plutonium in Vegetation
This method is specific to measurement of americium, plutonium, curium and californium in vegetation samples, using alpha spectrometry.
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EML HASL-300 Method Am-01-RC: Americium in Soil
SAM lists this method for the confirmatory analysis of americium-241 in soil/sediments, using alpha spectrometry.