US$ 50.00
Equal-mass density set in aluminum
5cm brass rotor balanced on three pairs of adjustable cast-iron pivots
Decade capacitance box stepping 0
these aluminum 4-inch overflow cans come in pairs for paired-station Archimedes-principle and density investigations
Halogen Light Source for Optical Bench, 12V Entomology & Zoology_Zoology Models Equal-mass density set in aluminumStand mounted halogen lamp rated 12V 21W, with a positioning lug rod that locates accurately on standard optical benches for lens, mirror, and refraction demonstrations.
US$ 50.00
US$ 1060.00
US$ 155.00