Rotary Evaporator is widely used in the pharmaceutical, chemical, and biopharmaceutical industries for concentration, crystallization, drying, separation, and solvent recovery. It functions by heating a rotating flask at a steady temperature under vacuum conditions, enabling the formation of a thin film over the flask wall for efficient evaporation. The solvent vapor is condensed using a glass condenser and collected in a recovery flask, greatly improving the efficiency of the evaporation process.
The Torontech Rotary Evaporator is an essential instrument for the gentle and efficient removal of volatile solvents from heat-sensitive samples. Its primary application is to concentrate solutions under vacuum, a process fundamental to modern laboratory work that requires the isolation of a target compound from its solvent without causing thermal degradation. This makes it a cornerstone for purification, concentration, and solvent recycling across numerous scientific fields.
This critical evaporation and concentration capability is fundamental to daily operations in:
- Pharmaceutical & Chemical Synthesis: For the purification and isolation of synthesized compounds and Active Pharmaceutical Ingredients (APIs) by efficiently stripping away reaction solvents without degrading the valuable target molecule.
- Food, Flavor & Botanical Extraction: To create high-quality concentrates, essential oils, and botanical extracts by gently removing solvents like ethanol, perfectly preserving the flavor, aroma, and potency of the final product.
- Academia & Research: As a foundational instrument in organic chemistry and research laboratories for the routine concentration and purification of reaction mixtures, making it an essential part of nearly every experimental workup.
- Analytical Sample Preparation: For preparing samples prior to analysis by concentrating dilute solutions to bring the analyte within the detection limits of instruments like HPLC or GC, or for performing critical solvent exchange procedures.
- PTFE and fluororubber double seals ensure strong vacuum performance.
- High-strength borosilicate glass 3.3 offers excellent temperature and corrosion resistance.
- Dual safety fuses for both rotation and heating enhance operational safety.
- Electric lift mechanism for easy operation.
- Integrated condenser with double coil design ensures a high solvent recovery rate.
EV-52A (Digital display of temperature, manual lift)
EV-52C (Digital display of temperature, electric lift)
EV-5299 (Digital display of temperature, electric lift)
| Model | EV-52A | EV-52C (5299) |
|---|---|---|
| Voltage | 220-240V, 50Hz (110V is also available) | |
| Overall power | 1240W | 1255W |
| Rotating motor power | 40W | |
| Lifting motor power | Manual lift | 15W1/15 |
| Heating power | 1200W | |
| Control panel | Digital display of temperature | |
| Vacuum degree | 0.098MPa | |
| Evaporating flask | Eggplant shaped 1000ml/24# standard mouth | |
| Receiving bottle | Round shaped 1000ml/35# ball milling mouth | |
| Rotation speed | 0-120rpm | |
| Temperature range | RT~99°C (Water bath) RT~180°C (Oil bath) | |
| Temperature control accuracy | +/-1°C | |
| Lifting distance | 150mm | |
| Bath size & volume | Φ220*120 mm, 4.5L | Φ245*140 mm, 6.5L |
| Dimensions | 640W*430D*(860-1010)H mm | 650W*440D*(880-1030)H mm |
| Weight | 15kg | 16kg |
