US$ 44.99
this classroom Van de Graaff kit demonstrates charge conservation
precision-machined for long-term weight stability in physics labs
Built for broad introductory microscopy
Three copper plates suspended in an insulated cover over a glass jar of copper sulfate solution
and nucleus for single-celled organism anatomy teaching
Nickel-Plated Steel Crucible Tongs Subcategory_Centrifuges this classroom Van de GraaffHandling hot porcelain and silica crucibles safely drives the design of these nickel plated steel tongs, with oxidation resistant plating for general chemistry furnace work.
US$ 44.99
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US$ 88.00
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