The invention provides a hydrogen sulfide electrochemical transducer, which includes a working electrode, a reference electrode and a counter electrode that form ion conduction through electrolyte solution, wherein the working electrode is an Au-containing electrode; the electric potential of the working electrode relative to the reference electrode is within minus 40mV and plus 40mV; the electrolyte solution is H2SO4 solution or H3PO4 solution; and the reference electrode is an electrode that does not absorb alcohols in the system thereof. The transducer provided by the invention can be free from interferences from alcohols and carbon monoxide.