title: Chromatography of five cytokinins on an insoluble polyvinylpyrrolidone calumn.
mesh_terms: D002845:Chromatography; D010937:Plant Growth Regulators / Q000302:isolation & purification*; D011205:Povidone; D011687:Purines / Q000032:analysis; D012995:Solubility
chemical_list: D010937:Plant Growth Regulators; D011687:Purines; D011205:Povidone