The StemAids Circulating Cryostats CD-200F is a compact refrigerated and heating circulator designed for precise temperature control in laboratory and industrial applications. It is suitable for internal bath use as well as external circulation workflows where controlled cooling, heating, and fluid circulation are required.
Product Description
The StemAids CD-200F circulating cryostat provides reliable temperature control for samples, vessels, measuring cells, analytical instruments, reaction systems, and temperature-sensitive laboratory processes. With a working temperature range from -20°C to +150°C, it supports both cooling and heating applications in research, quality control, biotechnology, pharmaceutical, chemical, industrial, and educational laboratories.
The unit offers high temperature stability, compact design, external pump connections, and easy switching between internal and external circulation. Its optimized bath tank and cooling coil design provide usable bath space while maintaining efficient temperature control for routine laboratory work.
Product Specifications
| Parameter | Details |
|---|---|
| Product Name | Circulating Cryostats CD-200F |
| Brand | StemAids |
| Reference Model | CD-200F |
| Reference Type | Refrigerated / heating circulator |
| Working Temperature Range | -20°C to +150°C |
| Temperature Stability | ±0.03°C |
| Heating Capacity | 2 kW |
| Cooling Capacity | 0.22 kW at +20°C |
| Pump Flow Rate | 15 L/min |
| Pump Pressure | 0.35 bar |
| Filling Volume | 3 to 4 L |
| Usable Bath Opening | 13 × 15 cm |
| Bath Depth | 15 cm |
| Total Dimensions | 23 × 39 × 65 cm |
| Maximum Viscosity | 50 cSt |
| Pump Connections | External pump connections for compatible circulation tubing |
| Application | Cooling, heating, circulation, temperature control, sample conditioning, and external system temperature regulation |
| Suitable For | Research labs, pharmaceutical labs, biotechnology labs, chemical labs, QC labs, industrial labs, and educational laboratories |
Key Features
- Compact circulating cryostat for cooling and heating applications
- Wide working temperature range from -20°C to +150°C
- High temperature stability of ±0.03°C for precise laboratory workflows
- 2 kW heating capacity for efficient temperature rise
- Cooling capacity of 0.22 kW at +20°C
- 15 L/min pump flow rate for reliable circulation performance
- External pump connection support for external temperature-control applications
- 3 to 4 L filling volume suitable for compact laboratory setups
- Optimized bath tank and cooling coil design for better usable bath space
- Suitable for routine work in laboratories and industrial environments
How to Use
- Place the StemAids CD-200F circulating cryostat on a clean, stable, dry, and ventilated laboratory bench.
- Ensure the ventilation areas are not blocked and the unit has suitable clearance for heat exchange.
- Fill the bath tank with a compatible bath fluid according to the required working temperature range.
- Check that the filling level is within the recommended operating range.
- For internal bath use, place compatible sample vessels, tubes, or containers carefully into the bath.
- For external circulation, connect suitable tubing to the pump connections and confirm leak-free operation.
- Switch on the unit and set the required temperature using the control panel.
- Allow the cryostat to reach the selected temperature before starting the experiment or process.
- Monitor the bath fluid level, temperature reading, tubing connections, and sample condition during operation.
- After completion, switch off the unit, allow the bath fluid to return to a safe handling temperature, drain if required, and clean the bath area.
Applications
- Laboratory cooling and heating workflows
- Temperature control of external analytical instruments
- Sample conditioning and thermal testing
- Reactor, vessel, and cell temperature regulation
- Refractometer, viscometer, photometer, and measuring cell support
- Pharmaceutical and biotechnology sample processing
- Chemical and industrial quality control testing
- Research and educational laboratory demonstrations
Safety and Handling Guidelines
- Use only compatible bath fluids for the selected temperature range.
- Do not operate the unit below the minimum bath fluid level.
- Do not touch hot or cold bath fluid, vessel surfaces, or metal parts directly during operation.
- Use suitable gloves and eye protection when handling heated, chilled, or chemical bath fluids.
- Check external tubing, hose fittings, and pump connections before starting circulation.
- Do not use damaged hoses, loose fittings, or unsuitable tubing for external circulation.
- Keep the unit away from direct water splashes, corrosive fumes, and blocked ventilation areas.
- Allow the bath fluid to reach a safe temperature before draining, cleaning, or moving the unit.
- Follow laboratory safety procedures when working with biological, chemical, or temperature-sensitive samples.
FAQ
1. What is the StemAids Circulating Cryostats CD-200F used for?
It is used for controlled cooling, heating, and circulation of bath fluid for internal sample conditioning and external temperature-control applications.
2. What is the working temperature range?
The CD-200F supports a working temperature range from -20°C to +150°C.
3. What is the temperature stability?
The temperature stability is ±0.03°C, supporting precise and repeatable laboratory temperature-control workflows.
4. Can it be used for external circulation?
Yes, the CD-200F supports external circulation through compatible pump connections and tubing.
5. What is the pump flow rate?
The pump flow rate is 15 L/min, with pump pressure of 0.35 bar.
6. What is the filling volume?
The filling volume is 3 to 4 liters.
7. What bath fluid should be used?
The bath fluid should be selected according to the working temperature range and laboratory procedure. Always use a fluid compatible with the cryostat, tubing, and sample application.
8. Is this unit suitable for research and QC laboratories?
Yes, it is suitable for research, pharmaceutical, biotechnology, chemical, quality control, industrial, and educational laboratory applications.
9. Can the unit be operated without bath fluid?
No, the cryostat should not be operated without sufficient compatible bath fluid, as dry operation may damage the equipment and create a safety risk.
10. How should the cryostat be cleaned after use?
After switching off the unit and allowing the bath fluid to reach a safe temperature, drain if required, wipe the bath tank with a suitable clean cloth, remove residues, and keep the unit dry before storage.
Why Choose StemAids?
StemAids laboratory equipment is selected for practical workflows, reliable performance, and safe daily laboratory use. The StemAids Circulating Cryostats CD-200F supports precise temperature control, compact refrigerated heating performance, efficient circulation, and dependable operation for research, pharmaceutical, biotechnology, chemical, quality control, industrial, and educational laboratory applications.
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