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

NIST supports accurate and compatible measurements by certifying and providing over 1200 Standard Reference Materials® with well-characterized composition or properties, or both.

Peanut butter standard reference material.
Order SRMs Online
comment
Metrological Tools for the Reference Materials and Reference Instruments of the NIST Material Measurement Laboratory
Infant/Adult Nutritional Formula
NIST SRM Licensed Distributors

Search for Materials - Find an SRM/RM

 
 

NOTE: If you have problems with the SRM search feature, click here for instructions on how to upgrade your browser settings.

Browse SRMs by Technical Category

News and Updates

SRM 3398 Ginger (Zingiber officinale) Rhiazhome

Indigestion? Try Some Ginger

What: SRM 3398 is a ground powder prepared from ginger rhizomes. A unit of SRM 3398 consists of 5 packets of material, each containing approximately 1.6 g of
A picture of vials of SRM 1992 and SRM 1993

Are Your Particles Charged?

What: SRMs 1992 and 1993 are new standards developed in a partnership with the European Commission Joint Research Centre to address a critical need for
RM 8037

Small Creatures, Big Health Impact!

What: RM 8037 is a reference material that consists of oil made from Antarctic krill. Each unit of RM 8037 contains three tins, each with approximately 4.5 mL

Projects and Programs

Popular Links

Additional SRM Information

Please Register Your SRM Online
Rate our Products
Customer Service Survey
SRM MOBILE - Access our website on your mobile devices!
Website Comments
NIST Standard Reference Materials 2019 CatalogFor the most up-to-date information, please consult our website at https://www-s.nist.gov/srmors.

NIST Related Links

NIST Scientific and Technical Databases
NIST Data Gateway
Calibrations
NIST Quality System
Weights and Measures
Laboratory Accreditation
Documentary Standards Coordination
Lab Partners for NIST Staff
NIST Traceability Policy and Supplementary Materials

Contacts

  • NIST Office of Reference Materials
    (301) 975-2200
    100 Bureau Drive
    Stop 2300
    Gaithersburg, MD 20899
  • Technical Applications