The Liquid Nitrogen Container supplied by Henan Tianchi Instrument & Equipment Co., Ltd. is fabricated by the professional manufacture in China according to Chinese National Standard GB/5458"Liquid Nitrogen Container".It is widely used with liquid nitrogen (-196℃) as its refrigerant in the field of animal husbandry, medicine and scientific research for transportation and storage of the frozen sperm, vaccine, cell and micro-organism as well as used in the departments of national defense, machinery building, medical treatment electronics, metallurgy and energy. Model:YDS-50B Volume(L):51.0 Caliber(mm):50 O.D(mm):476 Height(mm):815 Net Weight(kg):20.4 Static Storage(D):248 Static Power Dissipantion(Kg/D):0.16 Advantages of Liquid nitrogen container 1.The use of high-strength aerospace aluminum manufacturing; 2.The product is easy to long-term preservation of biological specimens, easy to carry; 3. Equipped with a protective cover, can prevent the use of bump, bump; 4. The number of cylinders, easy to identify and independent access to samples; 5. Matching lock cover, in order to protect the safety of storage samples; 6. High vacuum multilayer insulation design, provide not less than five years of vacuum. Company: Henan Tianchi Instrument & Equipment Co., Ltd. Tel: 86-0371-56788280 86-18903712477 Fax: 86-0371-65715725 E-mail: 648486900@qq.com Website: http://www.aliexpress.com/store/2169022