Electrophorus Demonstration Lab Equipment and Supplies_Plastic Labware Millimeter-graduated 15cm Hooke's-Law scale on

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

Six-piece polypropylene beaker set spans 50mL to 2000mL for complete classroom and lab volumetric workflows without glass breakage risk

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

Autoclavable

acceleration

Electrophorus Demonstration Lab Equipment and Supplies_Plastic Labware Millimeter-graduated 15cm Hooke's-Law scale onDemonstration 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.