• A great economical alternative to traditional electroscopes
• 250ml flask
• Includes foil, metal rod with rubber stopper, flask, foil, and instructions for use

This Flask Type Electroscope provides an economic alternative to traditional electroscopes. The apparatus consists of a 250ml flask with a metal rod held in place by a rubber stopper at the top of the flask. Aluminum leaves can be clipped to the end of the metal rod inside the flask. Foil and instructions are included with the Electroscope Flask.