An official website of the United States government
Here’s how you know
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.
Three NIST reference materials of ginseng in different forms support ginseng supplement manufacturers’ analysis of the authenticity and purity of their products...
NIST has revitalized the Dietary Supplement Laboratory Quality Assurance Program (DSQAP) to support the measurement needs of the dietary supplement testing...
The second exercise of the NIST Food Nutrition and Safety Quality Assurance Program (FNSQAP) is underway. FNSQAP helps food laboratories demonstrate measurement...
People who live near the Great Lakes might go there to enjoy a swim or a boat ride. But if you’re visiting from the National Institute of Standards and...
Sugars not only provide nourishment in the food you eat but can also act as biomarkers for detecting disease. When certain types of simple sugars, such as...
NIST has released a pH reference material in a uniquely stable form for calibrating the instruments used by a wide variety of manufacturers. pH is one of the...
Kudzu, a member of the pea family native to East Asia and considered an invasive weed in the American South, has been used for centuries in Chinese medicine and...
Ginsenosides are thought to be the active compounds in ginseng, a plant long used in Chinese medicine that is now a popular supplement and the subject of...
Coral reefs are a favorite spot for scuba divers and are among the world’s most diverse ecosystems. For example, the Hawaiian coral reefs, known as the...
Cocoa, the substance from which chocolate is made, is thought to have benefits to the human cardiovascular system and so has been the focus of many clinical...
A new NIST reference material for ginger, a popular remedy for nausea, provides values for arsenic, mercury, and lead, helping manufacturers ensure that their...
To help ensure that babies and patients get all the essential amino acids and other nutrients that they need, infant and prescription adult nutritional formulas...
If you’ve been to your local beach, you may have noticed the wind tossing around litter such as an empty potato chip bag or a plastic straw. These plastics...
The latest exercise in NIST's Health Assessment Measurements Quality Assurance Program ( HAMQAP) is open for registration. HAMQAP, a collaboration with the...
Keeping you safe with cutting-edge forensic science — NIST postdoctoral researcher Cheryle Beuning is part of a joint effort with the University of Colorado...
Hemp and marijuana both come from the Cannabis plant. But legally, they are very different. If cannabis has less than 0.3% THC — for tetrahydrocannabinol, the...
Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have demonstrated a room-temperature method that could...
Detergents, shampoos, soaps and other everyday items sometimes contain a group of chemicals called phthalates, which are often used to enhance products and add...
Got milk? Most people have seen the famous ads featuring celebrities that highlight the importance of drinking milk for building strong bones. Research shows...
The National Institute of Standards and Technology (NIST) has launched a program to help laboratories accurately measure key chemical compounds in marijuana...
A paper from members of the Applied Chemicals and Materials Division has 762 downloads from the Journal of Chemical & Engineering Data in the last 30 days...
The National Institute of Standards and Technology (NIST) has updated its database of chemical fingerprints, called mass spectra, that are used to identify...
When two scientists from the National Institute of Standards and Technology (NIST) brought black lights and glow powder into the Maryland State Police crime lab...
It’s not easy to do pregnancy tests on whales. You can’t just ask a wild ocean animal that’s the size of a school bus to pee on a little stick. For decades, the...
Scientists have demonstrated a way for police to quickly and safely test whether a baggie or other package contains illegal drugs without having to handle any...