Reviewed by Dr. Catherine Shaffer, Ph.D. Chromatography (from the Greek words chroma, "color," and graphein, "to write") is a method for the separation of a mixture. In simple terms, the process ...

Analytical chemistry is the science of obtaining, processing, and communicating information about the composition and structure of matter. In other words, it is determining what matter is and how much ...

In Star Trek, Mr. Spock’s hand-held tricorder can instantly tell what something is made of. We don’t have tricorders yet, but we’re getting close. Portable devices just a little too big to hold in one ...

ASK A DOZEN CHEMISTS about the forces that drive innovation in high-performance liquid chromatography, and nearly all of them will agree: When it comes to chemical separations, the name of the game is ...