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.
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
2016 Inventory Schedule
September 19 - Last day to ship dry-ice, hazardous, or international orders
September 20 - Last day we will accept domestic non-hazardous orders
September 21 - Orders can be taken but shipping will not occur until after inventory
September 30 - All orders will begin to be shipped
Popular Links
Contact
- NIST Office of Reference MaterialsPhone:(301) 975-2200Fax:(301) 948-3730100 Bureau DriveStop 2300Gaithersburg, MD 20899