AzLab Freeze Box 81 1 box (10 pieces) AFB-81 1 box (10 pieces)

Comes with a drain that is convenient when using liquid nitrogen. We use waterproof paper that is durable enough to withstand storage at extremely low temperatures. There is a drain at the bottom, so it is easy to open. Material: Paper (surface is water-resistant paper finish) Compatible tube diameter: Max. φ12mm Number of tubes: 81 Size(mm):133×133×51 Quantity: 10 pieces