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Standard Reference Materials | NIST

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Official websites use .gov A .gov website belongs to an official government organization in the United States. Secure .gov websites use HTTPS A lock ( Lock A locked padlock ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites. https://www.nist.gov/feature-stories/why-you-need-standards/standard-reference-materials In NIST’s early years, railroad trains were derailing in epic proportions. In the first decade of the 20th century, the U.S. government recorded approximately 4,000 derailments a year, with an average of about 13,000 people killed or injured annually. One major cause was the fracturing of wheels. In 1905 the American Foundry Society approached the young agency with a solution: It had identified an alloy that would resist fracture. However, there was a still a problem: The foundries that would make the wheels l

Standard Reference Materials | NIST Skip to main content Official websites use .gov A .gov website belongs to an official government organization in the United States. 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. https://www.nist.gov/feature-stories/why-you-need-standards/standard-reference-materials Standard Reference Materials Share Facebook Linkedin X.com Email What is a Standard Reference Material or SRM? How do you know if the numbers in your lab results or your food'

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