Glass Equilibrium Tubes with Plastic Base, 6.25" Tall Neck_Narrow Polished 8cm brass sphere on

Polished 8cm brass sphere on an ebonite-insulated metal base

supplied for drying gases and solvents and as a calcium ion source in analytical procedures

3-pack experiment starter bundle provides magnetic physics apparatus for classroom demonstration platform construction and laboratory investigations

Nickel anode-and-cathode pair fitted in a rubber bung for the student electrolyzer

environmental chemistry

Glass Equilibrium Tubes with Plastic Base, 6.25" Tall Neck_Narrow Polished 8cm brass sphere onBorosilicate glass equilibrium tube apparatus at 6. 25 inches tall with four differently shaped connected tubes on a plastic base, demonstrating Pascal's principle of communicating vessels.