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Chemistry Programs & Projects

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High-Precision Isotopic Reference Materials
Last Updated Date: 03/19/2015

Recent innovative advances in the design and manufacture of isotope ratio mass spectrometers (IRMS) have revolutionized the study of natural and … more

International Comparisons
Last Updated Date: 03/19/2015

Because of NIST's role as the National Metrology Institute (NMI) in the U.S., the Chemical Sciences Division's measurement capabilities must be … more

Improving High-Performance Inductively-Coupled Plasma Optical Emission Spectrometry (HP-ICP-OES) Through Exact Matching
Last Updated Date: 03/19/2015

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: 03/19/2015

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

Mercury Vapor Pressure Correlation
Last Updated Date: 03/19/2015

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

Standard Reference Materials for Hexavalent Chromium in Contaminated Soil
Last Updated Date: 03/19/2015

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

New Gold Nanoparticle RMs Support Nanotechnology Research
Last Updated Date: 03/19/2015

Three new reference materials (RMs) have been developed through a multi-division effort at NIST, led by the MML Ceramics Division . RMs 8011, 8012, … more

Fossil Fuel Standard Reference Materials
Last Updated Date: 03/19/2015

To support regulatory and industry requirements for reference materials and standards, NIST produces and maintains a large inventory of fossil fuel … more

Reference Materials and Standards for Fossil Fuels, Electric Utility Emissions, and Coal Combustion By-Products
Last Updated Date: 03/19/2015

National Institute of Standards and Technology (NIST) fossil fuel Standard Reference Materials (SRMs) continue to be in high demand by the … more

Activated Carbon and FGD Gypsum Standard Reference Materials
Last Updated Date: 03/19/2015

New Standard Reference Materials (SRMs) consisting of activated carbon sorbent materials and flue gas desulfurization (FGD) gypsum are being … more

Potential Primary Measurement Tool for the Quantification of DNA
Last Updated Date: 03/19/2015

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

Support of the Consumer Products Safety Improvement Act (CPSIA) of 2008 – Lead in Paint on Toys
Last Updated Date: 03/18/2015

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

Measurements and Standards for Contaminants in Biological (Human) Materials
Last Updated Date: 03/18/2015

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

Chemical Characterization of Nanoparticles
Last Updated Date: 03/18/2015

The Chemical Sciences Division is helping to support nanotechnology research being conducted throughout NIST by developing and applying methods for … more

CCQM Activities in the Inorganic Analysis Working Group and the Electrochemical Analysis Working Group
Last Updated Date: 03/18/2015

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

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