This series of products have the following characters:

1.High-strength aluminum alloy structure,portable, light empty weight ,stainless steel
2. The lockable device can be installed to the container lid upon customer's requirements so as to protect stored biological samples (limit for *0mm,*0mm and **5mm calibers)
3. Encoding system is applied on canisters in stainless steel for easy recognition and convenient accessing of samples
4. 5 years of vacuum quality guarantee and 2 years overall is ensured with the multi-layer thermal isolation design.
5.Lower evaporation loss and longer holding time.