Researched
Chromatography
Tswett separates plant pigments in a column of chalk (1903): the basic technique for sorting mixtures.
Open in the interactive tree →Mikhail Tsvet named the method, and paper, gas and liquid chromatography (Martin and Synge, Nobel Prize 1952) followed. It is used to purify drugs, test food and water, analyse proteins and detect doping.
Prerequisites
Unlocks
- Structure of DNA1953Chargaff measured DNA base ratios with paper chromatography