Thistle Tube - Glass 7mm OD stem with Bulb top. Available in the following stem lengths: 150, 300, 400mm

Borosilicate Glass. Available with and without base. With and without graduations.

The straight-style drying tubes have a small stem which is approximately 6mm in diameter, a body that is approximately 14mm in diameter, and a bulb is 26mm in diameter. They are available in three lengths. The U-shaped style drying tubes have a tube that is 14mm in diameter and are available…