Eisco® Ganong's Potometer

Measure water uptake from the processes of photosynthesis and transpiration.

• Demonstrates transpiration rates by a plant cutting
• Secured to base with clips for easy cleaning
• Capillary bore: 1 mm

This glass potometer apparatus with glass stopcock measures the rate of water uptake from a leafy plant cutting resulting from the processes of photosynthesis and transpiration. The apparatus is filled with water, with the open end of the graduated tube submersed in a beaker of water. An air bubble introduced to the system; water uptake is measured by recording the movement of the bubble along the graduated tube. The glass apparatus is mounted on a wooden base (80×20 mm) by clips for convenient removal for cleaning.

Diameter of reservoir: 20 mm (0.79")