US$ 24.99
supporting variable audio modulation 1Hz-1kHz plus a 250kHz square wave for speed-of-light measurement work
5A bobbin coil for the demountable transformer
Solid sphere with a small ring for suspension
a low-cost option for introductory mechanical-advantage demonstrations
Bow-Style Stainless Steel Crucible Tongs, 8.25", 4" Capacity Material_ABS Plastic supporting variable audio modulation 1Hz-1kHzStainless steel bow style crucible tongs opening to 4 inches with flat tips, measuring 8. 25 inches in length for benchtop gravimetric and qualitative chemistry work.
US$ 24.99
US$ 89.95
US$ 16.99
US$ 12.99