US$ 454.68
and a selection of wound coils
Stabilizer-free Bunsen burner runs on liquid propane or butane for routine chemistry heating at the laboratory bench
used to compare reactive-metal electrolysis behavior against carbon and platinum in the same apparatus
paired against zinc
Knife Switch Demonstrator with 4mm Terminals Science at Home_General Science Supplies and a selection of woundSingle pole double throw knife switch mounted on a 4mm terminal base, letting students reroute a modular circuit between two branches without touching unmounted components.
US$ 454.68
US$ 573.00
US$ 90.00
US$ 92.00
US$ 152.00
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US$ 175.00