01
Rotary evaporation
For solvent removal and extract concentration using coordinated rotation, heating, vacuum and condenser cooling. Compare the evaporator with the complete supporting setup.
COLO.SCIENCE / CONCENTRATION & EVAPORATION
From rotary evaporation to parallel sample concentration: select a system around your solvent, sample volume and temperature limits. Match the instrument, vacuum and cooling to the result your laboratory needs.
CHOOSE YOUR WORKFLOW
01
For solvent removal and extract concentration using coordinated rotation, heating, vacuum and condenser cooling. Compare the evaporator with the complete supporting setup.
02
For parallel sample preparation and solvent reduction in tubes. Choose the heating range, sample format and number of positions to match your method.
03
Set the operating pressure with suitable vacuum control. Add vapour protection when required by the solvent, process and pump.

FEATURED SYSTEM / ROVA901
5–300 rpm rotation, a water/oil bath up to 210 °C and a vertical condenser with 1600 cm² cooling surface. The chiller, vacuum pump and vacuum controller are selected separately for your application.
Condenser cooling: a circulating bath or chiller removes heat from the condenser. Select cooling capacity at the actual working temperature, not from the temperature range alone.
Vacuum and trapping: the pump creates reduced pressure; the controller regulates it. A cold trap captures residual vapour in the vacuum line. It has a different function from the condenser chiller.
Before or after concentration: filtration may be a separate process step. ROVAVF10 vacuum filter is supporting filtration equipment, not a rotary evaporator.
Tell us your solvent, starting and target volumes, samples per run and temperature limits. COLO will help define the instrument and optional equipment in a formal quotation.
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ROVA901 rotary evaporator, 5–300 rpm, automatic lift with 120 mm stroke, water/oil bath from ambient to 210 °C, 1 K setting resolution. Vertical condenser with 1600 cm² cooling surface, LCD menu control, timer and intermittent forward/reverse rotation.
Analysis of pesticide residues: vegetables, fruits, cereals, plant tissue.
Environmental analysis: such as drinking water, groundwater and polluted water samples.
Biological analysis: such as hormone analysis, sample preparation of liquid phase and gas phase and mass spectrometry analysis.
Food and beverage: such as milk, wine, beer, etc.
Pharmaceutical drug testing: such as traditional Chinese medicine pharmaceutical, drug screening.
Analysis of pesticide residues: vegetables, fruits, cereals, plant tissue.
Environmental analysis: such as drinking water, groundwater and polluted water samples.
Biological analysis: such as hormone analysis, sample preparation of liquid phase and gas phase and mass spectrometry analysis.
Food and beverage: such as milk, wine, beer, etc.
Pharmaceutical drug testing: such as traditional Chinese medicine pharmaceutical, drug screening.