Gas chromatography is a technique used to separate mixtures of gaseous chemical compounds based on differences in the compounds’ relative affinities for a solid (gas-solid chromatography ...

Liquid chromatography is a technique used to separate mixtures of chemical compounds or biomolecules in solution based on differences in the compounds’ relative affinities for a liquid mobile ...

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 ...

Chromatography is a technique used to separate soluble substances that have been mixed together. It’s normally used to separate coloured mixtures, like food colourings. We are going to use ...

What's worse, nonylphenols and nonylphenol ethoxylates also exist in personal hygiene products and consumer laundry ...