Our fossil fuel-driven economy currently releases around 40 gigatonnes of carbon dioxide (CO2) into the atmosphere every year ...

Sometimes a scientist needs to figure out what is in a certain mixture of substances. One way they can do this is to use a process called chromatography. In the activity below, you can try ...

A paper chromatogram can also be used to identify substances by comparing them with known substances. Two substances are likely to be the same if: they produce the same number of spots ...

A paper chromatogram can also be used to identify substances by comparing them with known substances. Two substances are likely to be the same if: they produce the same number of spots ...

Liquid chromatography is an incredibly valuable tool when things are going well, however, like most experimental techniques, it is not always plain sailing. Download this infographic to learn about ...

Analysts interested in quantifying volatile organic compounds like disinfection byproducts in liquid samples should consider using the gas chromatography system. There are two gas chromatography (GC) ...