Crafted with precision, the liquid nitrogen tank is made of high-strength aviation-grade aluminum material, combined with advanced vacuum insulation technology, ensuring a long-lasting ultra-low temperature environment inside. Featuring advanced insulation technology and leak-proof insulation design, the liquid nitrogen dewar ensures a static preservation time of 84 to 93 days, providing an efficient, safe, and cost-effective low-temperature storage solution. The nitrogen tank comes equipped with 6 canisters for sample storage.