30 L Liquid Nitrogen Dewar with locking cover. Never used for medical purposes. Only used once for making LN2 ice cream and it works great. The item "30L Liquid Nitrogen Tank (Dewar)" is in sale since Saturday, May 8, 2021. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Other Healthcare, Lab & Dental". The seller is "hdflhx12" and is located in Bristol, New Hampshire. This item can be shipped to United States.