Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
[mass noun] A technique for the separation of a mixture by passing it in solution or suspension through a medium in which the components move at different rates.
- ‘If the stationary phase is solid, the separation process is called adsorption chromatography.’
- ‘Metabolites of gylcolysis and the citrate cycle were measured by ion chromatography coupled to mass spectrometry (IC-MS).’
- ‘Both blood and urine screening tests use thin layer chromatography to separate the amino acids present.’
- ‘Amino acid analyses were carried out by ion exchange chromatography on sulphonated polystyrene resin linked to divinyl benzene.’
- ‘Using high pressure liquid chromatography, the alkaloids can be purified and crystallized.’
1930s: from German Chromatographie (see chromato-, -graphy), early separations being displayed as a number of coloured bands or spots.
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Before you run for the hills, let’s run through a list of ‘run’ expressions that are running through our minds.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.