The Column-02-21-2011

Thermo Fisher Scientific has launched a YouTube channel dedicated to chromatography videos. The first two videos uploaded provide educational information on the mechanics of GC and sample preparation.

As an analytical technique, HPLC provides fast separation and quantification of compounds in complex matrices with high efficiency, resolution and sensitivity; but the use of acetonitrile and methanol as solvents give it a number of drawbacks, environmentally. A water-enriched mobile phase has been proposed, which could provide a new environmentally friendly methodology.

Smoking is a well-known source of indoor air pollutants. As well as the obvious dangers of first-hand exposure, unintentional inhalation of 'second-hand smoke' is also known as a potential health risk. However, the dangers of third-hand smoke may also pose more of a risk than previously thought, according to a study in Environmental Science and Technology.

This article focuses on two of the more common techniques applied to the analysis of a series of benzodiazepines in a biological matrix.

Incognito employs a new preparation strategy and reflects on the positives and negatives of the event.

An introduction to sequential injection analysis as a useful tool for automated sample preparation.

Capillary electrophoresis (CE), introduced in the 1980s, uses the same principles as gel electrophoresis for the qualitative and quantitative analysis of charged biological molecules, including proteins, carbohydrates and nucleic acids as well as inorganic compounds.

Agilent Technologies and A2 Technologies have signed a definitive agreement for Agilent to acquire specific assets of A2 Technologies. The acquisition is reported to include substantially all of A2 Technologies' intellectual property, technology, employees and its spectroscopy product portfolio.