US$ 19.95
000 samples per second for electromagnetism experiments
designed to slot onto the demountable U-core and combine with other coil ratios for electromagnetic induction demonstrations
freezing ripple-tank patterns into stable
starch digestion
59-Atom Molecular Model Set Capacity_17mL 000 samples per second forFifty nine atom compact molecular model set at 15 20mm scale with assorted bond links, the entry level set for introductory inorganic and organic geometry work in a 4 compartment case.
US$ 19.95
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