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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.

SRM Online Request System 
The SRM Online Request System has been replaced.  SRMs are available for order at our new site,   https://shop.nist.gov 
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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