JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser.
The Hoffman electrolysis apparatus with PTFE stopcock for mess free filling and draining is made of borosilicate 3.3 grade glass and includes the apparatus itself, 2 platinum electrodes in rubber stoppers, and 2 carbon electrodes in rubber stoppers. When paired with a clamp and stand this apparatus provides an effective and quantifiable method by which to perform electrolysis of water into hydrogen and oxygen. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515°C | Annealing Point 565°C | Softening Point 820°C.