The Rotary Evaporator

GZ Industrial Supplies is a distributor and supplier of  Hellog tools in Nigeria. Simply put a rotary evaporator (sometimes abbreviated to rotavap) is a piece of equipment primarily used to remove solvent from a sample through evaporation under reduced pressure.

How to Operate

• Turn on water bath and set to relevant temperature.
• Ensure water following into water condenser.
• Connect round bottom flask to rotavap. Remember to use clip to ensure flask doesn’t slip off!
• Turn on vacuum pump, then immediately close tap to put the system under reduced pressure. 
• Turn on rotation.
• Briefly wait to see bumping occurs before lowering round bottom flask into water bath. 
• Monitor round bottom flask until solvent is removed.
• Once complete, raise round bottom flask out of water bath and stop the rotation.
• Turn off the vacuum pump and immediately but carefully open the tap to release the system from reduced pressure.
• The round bottom flask should now be available to remove from the rotavap.

Specification

1. Evaporating Flask Volume: 0.25-5L
2. Lift Mechanism: Automatic lift
3. Rotation Speed: 0~310rpm
4. Temperature Range: Water Bath: RT.-99℃; Oil Bath: RT.-210℃

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