Cole-Parmer Spherical Aluminum/Glass Dewar Flask,

产品介绍：

Spherical design lowers evaporation rate

Safely store and transport liquid nitrogen in these fully silvered and evacuated Dewars. Low liquid nitrogen evaporation—only 0.015 liter/hr on 5-liter vessel when covered. Narrow-neck glass vessel sits in a hammer-forged aluminum casing; foam rubber insulation protects against breakage. A heat-insulated cap and carrying handle are included.

规格与描述：