To increase students' awareness of possible invisible pollutants in drinking water sources, students perform an exciting lab requiring them to think about how solutions and mixtures exist even in unsuspecting places such as ink. They use...

Chromatography is a method used to separate mixtures of compounds and to identify each compound in the mixture. You may have separated the different inks in a black marker by using a strip of paper and water. There are many different...

This comprehensive interactive tutorial continues to explore the forensic science field. Learn how organic materials of evidence are analyzed and what the various types of chromatography are, especially why they are so important to this...

A collection of video lectures about the lab technique of thin-layer chromatography. The videos give a step-by-step demonstration of the analytical technique from the beginning to the end. The demonstrations is broken down into five...