Use this tube to determine substances’ melting points. The arm allows convection currents to form during heating, heating the liquid inside relatively evenly. Putting in a small sample of a substance and a thermometer allows the melting point to be determined in a simple experiment.
• 25 mm (1″) outer Dia. x 165 mm (6.5″) L
• 100 mm (3.9″) W at widest point of arm