US$ 25.51
Matte-black metal body 20mm in internal diameter and 22mm deep on a bench rod
Spanning a full year of optics coursework
and cone — on interchangeable ebonite-insulated pillars
Two rectangular slots accept square or round rods up to 16 mm in this aluminum alloy multipurpose clamp holder
75 inch inner
Leclanché Cell Type_Low Form Matte-black metal body 20mm inCharged porous pot with a zinc rod inside a rectangular polythene jar, generating 1. 5V to demonstrate the wet cell ancestor of the modern dry battery in early electrochemistry units.
US$ 25.51
US$ 760.52
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