Skip to main content
U.S. flag

An official website of the United States government

Dot gov

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

Https

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.

Standard Reference Materials are certified reference materials (CRMs) that can be used to help develop accurate methods of analysis, to calibrate measurement systems used to measure a property at the state-of-the-art limit.
Standard Reference Data cover a broad range of scientific disciplines including atomic and molecular physics, chemical and crystal structures, fluids, material properties, biotechnology, optical character recognition and more. Data products include web applications, personal computer products, site licenses, subscriptions and distributor agreements. The SRD data program includes the Journal of Physical and Chemical Reference Data.

News

NIST AI System Discovers New Material

When the words “artificial intelligence” (AI) come to mind, your first thoughts may be of super-smart computers, or robots that perform tasks without needing

Events

PSCR Webinar: Using Lasers to Save Lives

Wed, Dec 9 2020, 11:00am - 12:30pm MST (11:00am - 12:30pm MST)
This December, NIST’s Public Safety Communications Research division will host a webinar featuring the award winners of