Thermal dynamic equilibrium *--1--1--1----1--4--1--1---- Question 2: Why do different constituents move at different rate? A(s)→>A(m) K K 组分在固定相中的浓度 组分在流动相中的浓度cn K: partition coefficient1. Thermal dynamic equilibrium Question 2 : Why do different constituents move at different rate? m s C C K A s A m = ( ) → ( ) K: partition coefficient M s c c K = = 组分在流动相中的浓度 组分在固定相中的浓度