The effects of oscillation equilibrium time (or flow—rate), pH of aqueous phase and the foreign ions on the extraction were examined.
考察了振荡平衡时间（或流速），水相的酸度和干扰元素的影响。
2
The effects of mobile phase composition, flow rate, column temperature, gradient ramp, ph value, salt concentration, and buffer concentration on capacity factors (K ') were respectively discussed.