These Cryosafe Liquid Nitrogen Dewars are designed for the safe, convenient storage of liquid nitrogen. Liquid Nitrogen Dewars provide optimum holding times with high strength aluminum outer shells. Their double-wall construction with advanced foam insulation provides safe storage of liquid nitrogen for up to four months. A snap-on cap and neck tube core assures positive closure to help minimize nitrogen loss. The high performance neck tube joins the inner and outer container for maximum durability and minimal nitrogen loss. The 4-Liter model has a handle to facilitate transfers. The 5-Liter model has a beaker-style wide mouth design.
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