US$ 49.16
apparatus construction
25 inches in length for benchtop gravimetric and qualitative chemistry work
Three inch cast iron inner ring sits on a 5/16-inch stem paired with an open boss head
Large Magdeburg hemispheres demonstrating the force of atmospheric pressure through vacuum-sealed halves that resist tug-of-war separation in classroom-scale physics demos
offered as a second-source option for multi-unit classroom orders
5-Pack Silica Crucibles, 50mL Chemical_Hydrochloric Acid apparatus constructionPack of 5 silica crucibles in 50mL capacity supports high temperature combustion, gravimetric analysis, and thermal chemistry procedures.