Analytical Chemistry

Today’s graphic is one for the chemists, with a guide to chemical shifts in proton nuclear magnetic resonance.At first glance, for those without a background in chemistry, this may well look largely nonsensical – however, if you’re interested in learning a little more about how chemists can work ...

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Analytical Chemistry

In previous entries in the Analytical Chemistry series of graphics, we’ve looked at some of the tools that chemists can use to determine the identity of compounds in various samples, including infrared spectroscopy and hydrogen nuclear magnetic resonance (NMR). Today looks another similar method, ...

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DNA is found in the nucleus of cells in multicellular organisms, and was first isolated in 1869, by the Swiss physician Friedrich Miescher. However, its structure was not elucidated until almost a century later, in 1953. The authors of the paper in which this structure was suggested, James Watson ...

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Derzeit gibt es 13 bekannte Vitamine: die Vitamine A bis E, einschließlich einer Reihe von B-Vitaminen, und Vitamin K. Generell können wir alle Vitamine in zwei große Kategorien einteilen. Die fettlöslichen Vitamine, die Vitamine A, D, E und K, können von unserem Körper in der Leber oder im ...

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