Jacketed Columns & LN2

[Mendo]

Think I found my answer.

Chiller Hack (DIY)

The tank is a low pressure liquid dewar. They have a pressure building circuit on the top, and no regulator. You make your desired psi with the pressure builder. A hose is all that is used to connect. I haven’t had any dry ice problems yet, I fill a jacket from the bottom until I see the liquid come out of the top vent tube. There isn’t any need to use a pressure relief if your jacket is open to the atmosphere through a port. I stop there and let the liquid in the jacket evaporate. The process …