The wide range of chromatographic techniques share one common aim: to separate a material into its components. A material, your sample, is dissolved in a solvent, called the mobile phase. This mixture ...

Ion exchange chromatography (IEX) is a versatile and widely used technique for separating biomolecules based on charge. It plays a critical role in protein purification in research and ...

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 ...

In this month's LCGC Blog, Hayley Brawley and Alexia Kreinbrink explore the challenges facing chromatographers when exploring the complex world of metal speciation. Studying metals in biology is much ...