Paper chromatography

Paper chromatography was invented as an efficient technique for separating complex mixtures, particularly protein fragments. This improvement over previous chromatography methods allowed for more precise analysis and required only drops of solution.
 Archer John Porter Martin and Richard Laurence Millington Synge England 1944 Paper chromatography

Paper chromatography was invented as an efficient technique for separating complex mixtures, particularly protein fragments. This improvement over previous chromatography methods allowed for more precise analysis and required only drops of solution.