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Factory Price Rotary Evaporator 20L for Laboratory with Dual Condensers
A rotary evaporator is a device used in chemical laboratories for the efficient and gentle removal of solvents from samples by evaporation. The process of rotary evaporation is most often used to separate solvents with low boiling points, such a n-hexane or ethyl acetate, from compounds which are solid at room temperature and pressure. However, careful application also allows for the removal of a solvent from a sample containing a liquid compound, if there is minimal co-evaporation (azeotropic behavior) and a sufficient difference in boiling points at the chosen temperature and reduced pressure.

Specifications of rotary evaporator 20l:
Model | RE-1210 | RE-1220 | RE-1250 |
Rotary flask | 10L | 20L | 50L |
Receiving flask | 5L*2 | 10L*2 | 20*2 |
Evaporating Speed (H2O) | 5L/h | 9L/h | 12L/h |
Discharge | PTFE(Teflon) bottom discharge valve*2 | ||
Motor power (W) | 180 | 180 | 250 |
Rotation speed (rpm) | 3~110rpm | ||
Bath power (kw) | 3 | 3 | 6 |
Power | Single Phase AC 220V, 50/60Hz | ||
Bath temp range | Water: RT~90°C Oil: RT~200°C | ||
Glass Material | GG-17 (3.3) High Borosilicate Glass | ||
Reachable Vacuum Rate | <133Pa (1.33mbar, 1 Torr) | ||
Features of rotary evaporator 20l:
1. Teflon(PTFE) and fluororubber dual spin seal, patented technology to ensure the high vacuum.
2. Accurate and reliable temperature control system,.
3. On the premise of not affecting the vacuum and solution distillation, continuous receiving allowable.
4. PTFE emptying valve, corrosion-resistant without any pollution.
5. Including two types: regular type and explosion-proof type, which can be adopted based on the experimental environment.

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