Coyeux Laboratory Glass Vacuum Chamber, Vacuum Degassing Chamber With Vacuum Gauge, 250Ml/500Ml/800Ml Glass Storage Tanks For Oxidation Prone Chemical Specimen Preservation 500Ml
COYEUX
【Stable Vacuum Retention】Comes with readable vacuum gauge to achieve -0.1MPa max negative pressure. Superior sealing keeps pressure below -0.06MPa for 72 hours, preventing oxidizable samples from spoiling by outside air. 【Leakproof Needle Valve】Straight-handle needle valve realizes accurate airflow adjustment during pumping. Great sealing avoids air leakage, compact glass design convenient for field sampling with matched vacuum pumps. 【Multiple Available Sizes】Available in 250mL,500mL,800mL three sizes. High-quality glass body suits different storage demands for unstable lab samples flexibly. 【Single Inlet Safe Design】Only one inlet port for vacuum pump hookup without extra air intake. Do not fill gas into container to guarantee lab operation safety. 【Multi-Scenario Usage】Designed for lab storage and outdoor transport of oxidation-prone samples. Never pressurize, add liquid, heat or freeze the container as required.
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