The interaction between the metal chelate ligand and proteins and the selectivity of metal chelate chromatography can be changed through changing chromatographic conditions.
改变色谱条件可改变金属螯合配体和蛋白质间的作用力，提高金属螯合色谱的选择性。
2
Ligand exchange chromatography with chiral mobile phases was established for the separation of theanine enantiomers.
建立了配体交换色谱手性流动相法拆分茶氨酸对映体的方法。
3
A new method of ligand exchange thin-layer chromatography for the resolution of amino acid enantiomers has been studied.