Edwards Turbomolecular Pump EXT255H
Used/Removed From Working Equipment
The pumps are designed to pump the following residual gases normally used in high-vacuum systems :
Air, Carbon monoxide, Neon, Ethane, Methane, Nitrogen, Krypton, Argon, Propane, Carbon dioxide, Helium, Hydrogen, and Butane
You can use the pumps to pump oxygen and water vapour, subject to the following conditions :
Oxygen The oxygen concentration must be less than 20% by volume.
Water vapour You must ensure that vapour does not condense inside the pump
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This item may be returned within 30 days from the date you receive your order for refund of auction sale price.
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