HOFFMANN'S VOLTAMETER

• Ideal for studying the electrolysis in which gaseous components are formed or gases are liberated at the electrodes. • Demonstrates the composition of water by volume, and useful in determination of the electro-chemical equivalent of hydrogen. • The apparatus consists of 'H' shaped glass tube having two connected eudiometers at its ends, graduated 50x0.2mL. • A central bulb shaped reservoir is connected to the tube joining the two eudiometers. • The eudiometer tubes provided with stop cock at the top and are open at the bottom to take suitable electrodes mounted in rubber bung. • Complete made of borosilicate glass.