US$ 76.95
Hand-painted enlarged flower cross section exposes the calyx
Glass tube 33 inches long with a cork piston riding on a stable wooden base
1mL graduations and glass key stopcock for precise titration procedures
Refracting white light into a visible rainbow spectrum
sized so a class can watch gas bubbles rise off each electrode in real time during electrolysis demos
11-LED Array for Determining Planck's Constant Plastic Labware_Plastic Beakers & Jugs Hand-painted enlarged flower cross sectionEleven LED array for determining Planck's constant by plotting wavelength against threshold voltage, pairable with a direct vision spectroscope in advanced physics investigations.
US$ 76.95
US$ 32.95
US$ 42.95
US$ 12.95
US$ 105.00