Vacuum Chamber Kit, 250mL/500mL/800mL Vacuum Storage Canister with Pressure Gauge for Lab Chemical and Biological Specimen Storage

Specifications: The product is made of high-quality glass and is available in three sizes. For the 800ml option, the inner diameter measures 87mm and the outer diameter is 114mm. The 500ml size has an inner diameter of 65mm and an outer diameter of 100mm. The 250ml variant features an inner diameter of 65mm and an outer diameter of 95mm. Package includes: Main unit *1.

• Precise Negative Pressure Monitoring: Features a built-in vacuum gauge for easy reading. Achieves high negative pressure of -0.1MPa, maintaining stability below -0.06MPa for up to 72 hours.
• User-Friendly & Leak-Proof Operation: Equipped with a straight-handle needle valve for accurate gas flow control. Superior sealing prevents air leaks, while the compact design allows for convenient transport (vacuum pump sold separately).
• Versatile Capacity Options: Available in 250mL, 500mL, and 800mL sizes. Choose the best fit for your oxidizable sample storage and transport needs. Made from glass for safe and reliable storage.
• Enhanced Safety Features: Specifically engineered for vacuum pump use, featuring a single intake valve with no air inlet. Do not introduce gas for safe operation.
• Designed for Specific Applications: Perfect for the storage and transport of oxidizable samples. Adhere strictly to safety protocols: do not pressurize, avoid adding liquids, and do not expose to heat or freezing.