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

Specifications: Material: Glass 800ml: Inner diameter 87mm / Outer diameter 114mm 500ml: Inner diameter 65mm / Outer diameter 100mm 250ml: Inner diameter 65mm / Outer diameter 95mm Compatible Equipment: Can only be filled with an air pump (inlet only, no air inlet, cannot be filled into the canister). Package includes: Main unit *1

• ➤ Precise Negative Pressure Monitoring: Features an integrated vacuum gauge for clear, real-time pressure readings. Achieves and maintains a high vacuum of up to -0.1MPa, with reliable pressure retention below -0.06MPa for up to 72 hours.
• ➤ Secure Sealing: Designed with a straight-handle needle valve for precise gas flow adjustment and excellent leak-proof performance. Compact and portable for convenient handling and storage (vacuum pump required).
• ➤Multiple Capacity Options: Available in 250mL, 500mL, and 800mL sizes to suit varying sample storage and transport needs. Made of durable glass, ensuring safe containment of oxidizable substances.
• ➤Safety Design: The storage container is designed specifically for gas pump intake, equipped with only one intake valve interface, no air inlet, and must not be filled with gas.
• ➤Applicable Scenarios: For storing or carrying easily oxidizable samples, while strictly adhering to safety guidelines: Do not pressurize, do not add liquids, do not heat, and do not freeze or refrigerate.