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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.

Monday, September 19, 2022 is the last day that we will ship dry-ice, hazardous, and international orders.

Tuesday, September 20, 2022 is the last day that we will accept domestic non-hazardous orders for immediate shipment prior to inventory.

Wednesday, September 21, 2022 through Friday, September 30, 2022 – orders can be taken, but shipping will not occur.  

Monday, October 3, 2022 - all orders will begin to be shipped.

SRMs will soon be available on the NIST Storefront at 
This message will be updated when SRM ordering moves to the Storefront.

Due to world events, all shipping to Russia, Belarus, and Ukraine have ceased.  As a result, the Office of Reference Materials will not be accepting or processing orders to these countries for the foreseeable future. 

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