Electrophorus Demonstration Lab Equipment and Supplies_Plastic Labware supported on die-cast ends with

supported on die-cast ends with a phosphor-bronze sliding contact

Millimeter-graduated 15cm Hooke's-Law scale on a 30cm support rod

panel-mounted with 4mm sockets and an enclosed earth pin for safe wiring during induction and AC ratio demos

illustrating the primary-battery chemistry behind the Leclanche cell — the historical predecessor of the modern dry battery

providing a stable platform for prisms

Electrophorus Demonstration Lab Equipment and Supplies_Plastic Labware supported on die-cast ends withDemonstration electrophorus with a 9cm aluminum disc, insulating handle, and rubber footed plastic base, capable of producing repeated sparks once the base is charged by friction.