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Photo Credit: malerapaso/Getty Images |
A Collaborative Approach to Water Analysis
Contaminants in surface water and drinking water supplies arising from pharmaceutical and personal care product use as well as other compound sources pose a difficult challenge for analytical chemists. Thomas Letzel from the Technical University of Munich in Germany, spoke to The Column to discuss collaborative research taking place in Europe to address contaminants of emerging concern in water analysis. |
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 Photo Credit: Stocktrek Images/Getty Images |
Detection Markers in Trypanosomiasis
Researchers from Imperial College London and the University of Aberdeen have identified disease markers for Human African Trypanosomiasis (HAT), commonly known as “sleeping sickness”. Using reversed-phase ultrahigh performance liquid chromatography coupled to mass spectrometry
(UHPLC–MS) and proton nuclear magnetic resonance (1H NMR) spectroscopy researchers found 53 discriminatory metabolite markers. |
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HPLC Column Dead Volume
If the hold-up volume (time) is the extra-column dead volume expressed in time or volume, what is the column dead volume and how can it be calculated? |
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Photo Credit: Fotosearch/Getty Images