Gas chromatography was discovered by Russian-Italian botanist, Mikhail Semyonovich Tsvet, in the early 1900s. The separation technique is used to first split the chemical components of a mixture, then ...

Traditional medicines based on plants and plant extracts are widely used in several countries. However, the active components in many such medicines are unknown. In such cases, thin layer ...

Hydrophilic interaction chromatography (HILIC) has emerged as a pivotal separation technique for polar and hydrophilic analytes in complex matrices. By employing a polar stationary phase—typically ...

Gas chromatography is an innovative technique that uses an inert carrier gas for separating and quantitating vaporized compounds. It is based on principles similar to column permeation chromatography, ...

THE removal of coloured impurities from solutions by shaking with charcoal is the most familiar application of adsorption, and chemists have shown enterprise in improving the adsorbent by ‘activation’ ...

The growing demand to rapidly purify vast numbers of proteins is driving development of high-throughput, automated protein purification methods. In these automated methods, multiple channels for ...