250MM Polycarbonate Plastic Vacuum Dryer for Laboratory Use - Heavy Duty Dessicator with Double Valve & Pressure Gauge - Ideal for Chemical Storage, Moisture-Sensitive Materials & Research Applications

250MM Polycarbonate Plastic Vacuum Dryer, Laboratory Dessicator Dryer Vacuum Drying Storage Double Valve with Pressure Gauge Features: 1. Vacuum maintenance time is long 2. External special vacuum pressure gauge 3. Polycarbonate material 4. High quality sealing ring 5. Fine adjustment of intake air volume 6. Pipe connection is convenient and fast Specification: Inner diameter: 250MM Outer diameter: 277MM Total height: 315MM Diameter of the partition: 230MM Ambient temperature: -25~120°C Package included: 1 x Plastic Vacuum Dryer