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News and Updates

Displaying 26 - 50 of 192

Keeping Up With Folic Acid Fortification

What: SRM 3949 is a new material with several improvements compared to the original SRM 1955. It is comprised of three levels of folates in human serum. Why

Weathered Oil - That's Distressing

What: SRM 2777 is composed of a naturally weathered crude oil extracted from oil-soaked sand that was collected from a beach that was impacted by the Deepwater

Carcinogens in My Food - No Thank You

What: SRM 3253 is a ground, commercially available yerba mate with certified and reference mass fraction values assigned for select polycyclic aromatic

Exactly how loud is that jackhammer?

When a jackhammer starts pounding outside your window at 7 o’clock on a Monday morning, you might find it annoying. For the worker who is running that

The Shape in Water

Tinkering with a method they helped develop over the last few years, scientists have for the first time used it to measure at the nanometer scale the

CHO and Tell

Although few people realize it, modern medicine relies heavily on the ovarian cells of Chinese hamsters, not as a direct cure, but rather as a way to engineer

NIST Standard Story: Matters of the Heart

NIST scientists have thoroughly measured and characterized more than 1,300 physical products, NIST Standard Reference Materials®, to help people in industry