RPI Lab Companion Vacuum Desiccator, Uv Blocking Amber, 20 Liter

These high-quality vacuum desiccators stay gastight allowing reliable dry storage or experiments over extended periods. Able to maintain 29in.-Hg vacuum for over 72 hours at room temperature, they provide vacuum integrity resuLting in lower maintenance and greater peace of mind.

• Viton 3-way valve offers consistent and uniform vacuum draw, vacuum release, or gas exchange
• Vacuum level checking is simplified with a built-in analog vacuum gauge at the top of the unit
• High-quality silicone O-ring and specially designed locking ring allow outstanding vacuum capability with virtually no leakage
• Amber tinted UV blocking models block 100% of UVA, B, and C light to minimize damages or discoloration of light-sensitive samples
• Locking ring secures top and bottom halves when vacuum not in use; provides additional convenience and safety when moving the unit
• Includes desiccant tray
• Use with any vacuum with free air capacity of 1.5 cubic feet per minute (CFM) or greater