Audio & Visual Conductivity Indicator
Chemistry Educational Materials
Electrochemistry Learning Activities
Safe and Simple to Use
- Versatile tool to test the conductivity of liquids and solids
This tool offers visual and audible feedback that varies based on the level of conductivity. Developed by Ralph Fudge.
Ordering information: A 9V battery is required, but not included.
Caution: WARNING: While inserting battery, do not point probes toward hand.