U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Material Measurement Laboratory

Chemical Sciences Division

Projects/Programs

Displaying 76 - 100 of 134
A line drawing of a woman's head styled like a classical carved bust

METIS

Ongoing
A new publication describes METIS, a Metrology Exchange to Innovate in Semiconductors We are seeking comments on the draft publication through February 16, 2024
Illustration showing examples of acidic, neutral and alkaline pH values ranging from 0 to 14 that include battery, stomach acid, lemon, soda, tomato, coffee, milk, water, blood, egg white, stomach tablets, ammonia solution, soap, bleach and drain cleaner.

pH Metrology

Ongoing
The pH metrology program supports traceability for pH measurements. This traceability rests on primary pH measurements in an ideal electrochemical cell (Harned
Figure showing four components of metabolomics with samples and processing

Microbial Metabolomics

Ongoing
There is a growing need to establish quality assurance and measurement strategies to address microbial function and emergent activities related to interspecies
Two-dimensional chromatogram showing the separation of four compounds as shaded elliptical areas

Multidimensional Chromatography

Ongoing
Both comprehensive two-dimensional gas chromatography (GCxGC) and comprehensive two-dimensional liquid chromatography (LCxLC) have emerged as powerful tools
Word cloud with word Method as the prominent word

New Chemical Measurement Methods

Ongoing
The Biochemical and Exposure Science Group at the Hollings Marine Laboratory develops and optimizes new measurement methods to accurately and precisely measure
NIST Biorepository Freezers

The NIST Biorepository

Ongoing
NIST has been involved in archiving biological and environmental specimens for over 40 years through multiple projects of the former National Biomonitoring
Conceptual Art of Gas Molecules Adsorbed in a Zeolite Adsorbent

NIST Data Resources for Adsorption

Ongoing
NIST provides data resources related to adsorption of both gases and liquids on solid adsorbents through the NIST Data Resources for Adsorption Science and
Montage of photographs depicting eggs, almonds, grain, milk, strawberries, fish, peanuts, and soybeans.

NIST Food Protein Allergen Program

Ongoing
The NIST Food Protein Allergen Program is focused on providing reference materials and methods to improve the connection between the measured protein food
AdobeStock_496492664

NIST Ocean Carbon Measurements

Ongoing
The ocean is a driver for global climate which absorbs approximately 25 % of CO 2 emissions. This excess of CO 2 flowing into the ocean leads to changes in the
Map of the Hawaiian islands showing outlines and major cities of the islands.

NIST U.S. Pacific Islands Program

Completed
The NIST U.S. Pacific Islands Program initiated FY 2010 is using the measurement and specimen banking expertise and capabilities of NIST personnel and