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Chemical Analysis Programs & Projects

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Neutron Imaging for Health, Environment, and the Hydrogen Economy
Last Updated Date: 01/20/2015

Quantitative imaging tools enhance our ability to understand biological systems and achieve efficient hydrogen fuel cells. Today's metrological … more

Potential Primary Measurement Tool for the Quantification of DNA
Last Updated Date: 01/20/2015

The accurate mass determination of DNA and other nucleic acids is of critical importance in many clinical diagnoses and in forensic and molecular … more

Improving High-Performance Inductively-Coupled Plasma Optical Emission Spectrometry (HP-ICP-OES) Through Exact Matching
Last Updated Date: 01/20/2015

Using high-performance inductively coupled plasma optical emission spectrometry (HP-ICP-OES), relative expanded uncertainties on the order of 0.2 … more

Evaluation of Independent High-Precision Assay Procedures for a High-Purity Primary Standard Reagent
Last Updated Date: 01/20/2015

NIST assigns assay values for a suite of high-purity reagents using two techniques: coulometry and titrimetry. Coulometry is based on Faraday's … more

Standard Solution SRMs Provide Traceability for Millions of Measurements
Last Updated Date: 01/20/2015

For decades, NIST has provided the SRM 3100 series single-element standard solutions. The certified values are traceable to the International … 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

Advanced Materials Characterization
Last Updated Date: 01/20/2015

The Chemical Sciences Division supports the characterization of new, diverse, and technological critical materials. The constant evolution of … more

Fusion Wall Development Research by Neutron Depth Profiling
Last Updated Date: 01/20/2015

In an inertial fusion energy (IFE) reactor, the plasma-facing surface of the chamber, the first wall, is subjected to high doses of light ions and … more

Determinations of Boron Deposit Quality by Neutron Depth Profiling
Last Updated Date: 01/20/2015

Straw detectors are a new concept in position-sensitive neutron detectors recently developed by Proportion Technology Inc. The detectors are … more

CCQM Activities in the Inorganic Analysis Working Group and the Electrochemical Analysis Working Group
Last Updated Date: 01/20/2015

NIST maintains an active role in these two CCQM working groups, participating in international key comparisons and pilot studies, organizing new … more

Support of Industry Compliance with the EU Directive on Restriction of Certain Hazardous Substances (RoHS)
Last Updated Date: 01/20/2015

The Chemical Sciences Division is involved in development of standards and reference materials for restricted hazardous substances through … more

Support of the Consumer Products Safety Improvement Act (CPSIA) of 2008 – Lead in Paint on Toys
Last Updated Date: 01/20/2015

After enactment of the CPSIA, a collaboration was established between the Consumer Product Safety Commission (CPSC) and NIST for the purpose of … more

Evaluation of Oleoresin Capsicum (Pepper Spray) Canisters for Chemical Content and Reliability
Last Updated Date: 01/20/2015

Aerosol sprays containing oleoresin capsicum, an extract of hot peppers, have been widely used by law enforcement agencies to subdue … more

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