US$ 69.99
Two-hundred-fifty-gram push-pull balance in an acrylic tubular body
demonstrating atmospheric pressure through evacuated twin-hemisphere separation work
and wood for multi-material pendulum
interference - within reach of an introductory wave-mechanics curriculum
Teclu Burner with Needle Valve, Natural Gas Racks & Stands_Pipette & Burette Stands Two-hundred-fifty-gram push-pull balance in anTeclu burner runs on natural gas with needle valve flame adjustment to produce a high temperature, finely controllable flame for chemistry heating.
US$ 69.99
US$ 41.97
US$ 44.99
US$ 55555.50
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