Stainless steel cryogenic liquid nitrogen container has a fully automatic rehydration system and a hot gas discharge system to ensure the storage of biological samples is safe. The ultra-low temperature sample library uses advanced technologies such as high vacuum multi-layer insulation, electronic temperature control and liquid nitrogen freezing.The product can provide two methods of immersion storage and vapor phase storage, which are suitable for long-term static storage of stem cells, plasma, semen, embryos, and various tissues.Easy to realize mechanization and automatic continuous production, high production efficiency, workers operating under normal temperature conditions, improving working conditions

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