Small Liquid Nitrogen Dewar Flask, 50 mL Suprasil Symmetric Nitrogen Dewar Flask

  
Excellent Condition and relocating, so looking to sell at a bargain price. These Dewar Flasks provide a convenient alternative to VT systems for studies at 77 K, and are silvered around the reservoir. 50 mL flasks last 15 minutes. The offset versions (WG-819) are designed for cavities that have limited space between the reservoir and the drive shaft for iris.