COULOMETRIC PLANT WITH CONTROLLED POTENTIAL Russian patent published in 1999 - IPC

FIELD: accurate determination of fundamental substance by method of coulometry with controlled potential. SUBSTANCE: coulometric plant with controlled potential has potentiostat, potential setting unit, three-electrode electrolytic cell, voltage integrator with resistance converter " current-voltage" across input, recording and control units, first and second decoupling elements, first and second switches, standard resistor. Original circuit of wiring of above-mentioned elements is proposed. EFFECT: increased accuracy of coulometric plant with controlled potential. 6 cl, 2 dwg