Neck plug is made of nontoxic plastic good adiabatic property, it has dual role to reduce the liquid nitrogen evaporation and fixed lifting cylinder. Neck tube is enhanced compounds made of glass, it has the extremely low thermal conductivity, can be put into the external heat control at the lowest temperature from cervical canal. In a vacuum, part of which is provided with a gas adsorbing agent, it can adsorb gas metal vacuum cavity or other substances volatile out, thus maintaining a high vacuum. Or, you may choose to have a replacement.
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If you have any problems, we are very glad to help you. The item "Free shipping 20L Cryogenic Liquid Nitrogen Container LN2 Tank Dewar with Sleeve" is in sale since Wednesday, November 30, 2016. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Other Healthcare, Lab & Dental".The seller is "guanpingzhu" and is located in HONG KONG. This item can be shipped worldwide.