Gagnon's Potometer This model shows complex blood

This model shows complex blood vessels

Model geometry concepts for the whole class with these oversized demonstration tools

14-24V grade is 2A

3½ Digit LCD Display: 13mm digits with clear visibility and indication of polarity and low battery

Consistent Results

Gagnon's Potometer This model shows complex bloodFor the demonstration of transpiration rates and rates of water absorption by a cut shoot under various external conditions. The whole apparatus is filled with water and a plant shoot is sealed into a stopper which fits the end tube. The open end of the capillary tube, which is graduated in millimeters, is placed into a beaker of water. An air bubble is generator by dipping the graduated tube out of and back into a beaker of water. The air bubble can