Ganong's Potometer with Glass Stopcock and Wooden Base Subcategory_Inorganic Compounds the megohm-scale reference for high-impedance

the megohm-scale reference for high-impedance bridge circuits and electrometer investigations

paired with a compound microscope to watch smoke particles jostle under molecular impacts

and iron rods for linear-expansion comparison

Complete 12-piece simple machines set covering inclined plane

Autoclavable polycarbonate microcentrifuge rack holding 24 tubes up to 1

Ganong's Potometer with Glass Stopcock and Wooden Base Subcategory_Inorganic Compounds the megohm-scale reference for high-impedanceClassic Ganong design on a wooden base uses a glass stopcock to isolate the capillary reservoir, supporting transpiration rate measurement in plant physiology labs.