伏安极谱法测定盐水中的汞

Mercury: Electrolyte: Primary solution consists of NaCl, HClO4 suprapur, EDTA AE: GC RE: Ag/AgCl/LiCl 3M (internal standard) // primary solution (external standard) Parameters: DPASV (+50 mV), AuRDE Umeas =1500 mV (30s), Umeas = 370 mV (120s), Umeas = 500 mV (5s) without stirring, Ustart = 500 mV, Uend = +840 mV Ep (Hg) = +640 mV