Journal of Analytical Methods in Chemistry / 2012 / Article / Tab 1

Research Article

Sequential Determination of Total Arsenic and Cadmium in Concentrated Cadmium Sulphate Solutions by Flow-Through Stripping Chronopotentiometry after Online Cation Exchanger Separation

Table 1

Operation parameters of the electrochemical analyser.

Arsenic measurementCadmium measurement

Deposition potential, mV−1200
Deposition current, mA−5
Quiescence potential 1, mV−200−1000
Quiescence time 1, s105
Quiescence potential 2, mV−100−1000
Quiescence time 2, s105
Terminal potential, mV600600
Stripping current, μA20200
Stand by potential, mV−500−500
Sample volume, mL52

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