Electrode for Electrolyzer, 2 x 40mm, Alternate Model Base Shape_Rectangular accepting vertical support rods up

accepting vertical support rods up to 5/8 inch on standard laboratory stands

and cytoplasm for classroom cell biology instruction

letting students measure rotational distance against linear advance to derive the mechanical advantage of the spiral

the longest in the cylindrical-magnet series for visible field-line spread along the magnet axis

Electrode for Electrolyzer, 2 x 40mm, Alternate Model Base Shape_Rectangular accepting vertical support rods upCopper anode and cathode pair pre mounted in a rubber bung, sized for the student electrolyzer to study electroplating, copper sulfate refining, and reactive metal electrolysis behavior.