Main features: Is made of high strength aluminum alloy with light quality. Adjustable hinge handle for easy carrying. A numbered drum for easy identification and *** access to stored samples. According to user requirements, the other could be locked container cover, in order to protect the security of the sample container storage (except Φ 30 mm). High vacuum multilayer insulation design to provide a minimum of five years of vacuum quality assurance. Technical parameters: Model: the YDS - 3 Volume (L) :3.15 Air weight (kg) : 3.4 Diameter (mm) : 50 Outside diameter (mm) : 224 Height (mm) : 425 Daily evaporation (less than L/d) :0.105 Number of days (greater than or equal to d) saved :30 Barrel outside diameter (mm) : 38 Barrel height (mm) : 120 Number of buckets: 3-6 Maximum capacity (0.5ml) : 792 (0.25ml) : 1788
