11-LED Array for Determining Planck's Constant Plastic Labware_Plastic Beakers & Jugs Two independent output channels on

Two independent output channels on this compact AC/DC power supply deliver six selectable voltages up to 12V at 500 mA each

1mL graduations and glass key stopcock for precise titration procedures

this translucent LDPE wash bottle meets GHS labeling requirements and delivers controlled flow through a flexible nozzle

Glass tube 33 inches long with a cork piston riding on a stable wooden base

and amphibian skeletal structure for comparative vertebrate teaching

11-LED Array for Determining Planck's Constant Plastic Labware_Plastic Beakers & Jugs Two independent output channels onEleven LED array for determining Planck's constant by plotting wavelength against threshold voltage, pairable with a direct vision spectroscope in advanced physics investigations.