5-Pack Silica Crucibles, 50mL Chemical_Hydrochloric Acid Large Magdeburg hemispheres demonstrating the

Large Magdeburg hemispheres demonstrating the force of atmospheric pressure through vacuum-sealed halves that resist tug-of-war separation in classroom-scale physics demos

25-inch Magdeburg-hemisphere suction cups with release stubs

Portable all-in-one data logger with nine built-in sensors — ambient temperature

Class A burette in heavy-duty borosilicate 3

Three inch cast iron inner ring sits on a 5/16-inch stem paired with an open boss head

5-Pack Silica Crucibles, 50mL Chemical_Hydrochloric Acid Large Magdeburg hemispheres demonstrating thePack of 5 silica crucibles in 50mL capacity supports high temperature combustion, gravimetric analysis, and thermal chemistry procedures.