"orange de méthyle"

The Hoffman Electrolysis Apparatus is designed for the electrolysis of water.

Perform an electrolytic redox reaction to create tin crystals in a solution.

This Hoffman electrolyzer water chemistry kit lab is a must-have for any chemistry lab.

This LCD clock keeps time using potatoes, soda, or plants.

Save Time When Teaching Green Chemistry.

How does a glow stick work?

Set up an electrochemical cell using a variety of materials.

A very simple and visual demonstration of the level of conductivity of almost any solution.

Porous cylindrical cups.

Fast, Easy, and Accurate.