伏安极谱法测定盐水和氢氧化钠中的镉铅铜

Cadmium, lead and copper:
Electrolyte: Acetate buffer, pH = 4.6 (CH3COOH/NH3)
AE: Pt
RE: Ag/AgCl/KCl 3M
Parameters: DPASV (+50 mV), HMDE
Umeas = 700 mV (90s), Ustart = 700 mV, Uend = +30 mV
Ep (Cd) = 600 mV, Ep (Pb) = 380 mV
Ep (Cu) = 120 mV