US$ 143.00
components
Chrome-plated 50mm reading magnifier with a 10cm focal length in alternate-build framing
Aluminum-cased 4-inch plotting compass with a glass face
carrying a removable 3-6V 5W heating spring for electrical-method specific-heat investigations
demonstrating the mechanism behind crankshaft pistons and steering racks
Blue Molecular Model Atom, 2.2cm, 4 Holes, 10-Pack Metal Labware_Clamps & Bossheads componentsQuaternary bonded blue atoms with four holes in a 10 pack at 2. 2cm diameter, sized for building ammonium and related four bonded nitrogen structures.
US$ 143.00
US$ 19.00
US$ 77.00
US$ 77.00
US$ 77.00
US$ 65.00
US$ 77.00
US$ 77.00
US$ 77.00
US$ 77.00