Abstract:

Copper, Lead and Cadmium determination is important for preventive medicine in environmental for food,water,blood,urine,air and so on,Which play a very important role in health,Including,human's toxic harmful symptoms:tenderness, pain,dizziness, fever, fatigue, loss of appetive, liver,neurosis and brain disease.There have been a lot of methods dealing with the measurements of Copper, Lead and Cadmium in Health Laboratory Technology,among wich atomic absorption spectrometry is considered to be the best one,but the proposed oscillopolarography method can be satisfactorily applied to the simultaneous' determination of Cu(Ⅱ),Pb(Ⅱ) and Cd(Ⅱ) in water sample with out any pre-treatment.

Key words: Copper(Ⅱ), Lead(Ⅱ) and Cadmium(Ⅱ) determination Oscillopolarography potassium thiocyanate potassium iodide