Question

What is Weston cadmium cell ?

Answer 1

The Weston Cadmium cell is a wet-chemical cell that produces a highly stable voltage suitable as a laboratory standard for calibration of voltmeters

A primary cell used as a standard of emf, producing 1.018636 volts: consists of a mercury anode and a cadmium amalgam cathode in an electrolyte of saturated cadmium sulphate