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Environment/Climate Programs & Projects

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Traceable Calibration Gases: SRMs, NTRMS, and Protocol Gases
Last Updated Date: 01/20/2015

The Gas Metrology Group in the Chemical Sciences Division is tasked with providing traceability in gas analysis for the U.S. This group works with … more

Measurements and Standards to Support Global Climate Change Studies
Last Updated Date: 01/20/2015

Much of the world's assessment and critical evaluation of currently available data on contributions to climate change comes from the … more

Mercury Vapor Pressure Correlation
Last Updated Date: 01/20/2015

An apparent difference between the historical mercury vapor concentration equations used by the mercury atmospheric measurement community and a … more

Fundamental Chemical Metrology
Last Updated Date: 01/20/2015

The Chemical Sciences Division serves as the Nation’s reference laboratory for chemical compositional measurements and standards to enhance U.S. … more

Standard Reference Materials for Hexavalent Chromium in Contaminated Soil
Last Updated Date: 01/20/2015

Significant environmental remediation efforts are being conducted to address the hazards posed by the long-term terrestrial disposal of hexavalent … more

Simultaneous Determination of Mercury and Tin Species in Standard Reference Materials
Last Updated Date: 01/20/2015

Methods applicable to the extraction and quantification of mercury and tin species in biological, environmental, and clinical reference materials … more

Certification of Three Soil SRMs for Inorganic Environmental Measurements
Last Updated Date: 01/20/2015

Analysis of soils for metals and other elements is essential in assessing environmental compliance and the impacts of potentially toxic elements … more

Measurements and Standards for Contaminants in Environmental Samples
Last Updated Date: 01/20/2015

For the past 40 years NIST has developed SRMs for the determination of inorganic and organic contaminants in environmental matrices such as … more

Marine Environmental Metabolomics
Last Updated Date: 01/20/2015

NIST is developing NMR-based metabolomics for use as a tool to expand research on the impacts of environmental stressors on marine organisms. The … more

Measurements and Standards for Contaminants in Biological (Human) Materials
Last Updated Date: 01/20/2015

For the past 25 years NIST has developed a number of biological fluid and tissue Standard Reference Materials (SRMs) primarily for clinically … more

Interlaboratory Comparison Exercises for Organic Contaminants and Trace Elements in Marine Sediments and Tissues
Last Updated Date: 01/20/2015

Three separate interlaboratory comparison exercises for environmental contaminants in marine specimens were administered in 2007/2008 by … more

Assessing NP EHS
Last Updated Date: 01/14/2015

Due to their small size, nanoparticles can enter living organisms in previously unforeseen ways and their immense surface area results in higher … more

Building the next generation reference reflectometer
Last Updated Date: 01/09/2015

ROSI (Robotic Optical Scatter Instrument) is a new facility for measuring reflectance and scattering of materials in the ultraviolet to short-wave … more

Applied spectroradiometry and imaging metrology
Last Updated Date: 12/15/2014

Spectroradiometers are widely used for acquiring colorimetric, photometric, and radiometric quantities with a single measurement for a variety of … more

Field Parameter Metrology
Last Updated Date: 12/12/2014

Consider the consequences if nearby electronics could interfere with a jet's instruments or cause an automobile to stall. The Field Parameter … more

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