1. Wide temperature range:

• Temperature range: -20°C to 300°C
• Such a temperature range can meet a variety of experimental needs from low-temperature crystallization to high-temperature reactions.

2. High-precision temperature control:

• High-precision temperature control is achieved by using PID controllers or other advanced temperature control technologies.
• The control accuracy is usually ±0.1°C or less, ensuring temperature stability and consistency.

3. Rapid heating and cooling capabilities:

• Heating: Heat the heat transfer medium (such as heat transfer oil or water/ethylene glycol mixture) through an electric heater.
• Cooling: Cool the heat transfer medium to the required temperature through compressor refrigeration.
• Rapid heating and cooling capabilities can improve experimental efficiency, especially when temperature conditions need to be changed frequently.

4. Circulation pump:
   •Circulate the heat transfer medium between the heating/cooling unit and the reactor to ensure uniform temperature distribution.
   •The flow rate of the circulation pump should match the needs of the experimental equipment, usually between a few liters per minute and tens of liters per minute.

5. Safety protection measures:
   •Overtemperature protection: Automatically cut off the power supply when the temperature exceeds the set value.
   •Overpressure protection: Prevent the system pressure from being too high.
   •Leak detection: Detect whether the system has leaks.
   •Emergency stop button: Quickly stop the system operation in an emergency.

6. User interface:
   •Touch screen or digital display: Intuitively display the current temperature, set temperature and other parameters.
   •User-friendly operation interface: Easy to set and monitor temperature, support programming and data recording functions

1. Chemical synthesis:
   •Carry out chemical reactions under different temperature conditions to improve the selectivity and yield of the reaction.
   •Applicable to organic synthesis, inorganic synthesis, etc.

2. Material science:
   •Prepare new materials under different temperature conditions and explore material properties.
   •Applicable to the research of nanomaterials, composite materials, etc.

3. Pharmaceutical industry:

• In the process of drug synthesis and purification, the reaction needs to be carried out at a specific temperature to ensure the quality and consistency of the product.
• Applicable to the synthesis of drug intermediates and active ingredients.

4. Biotechnology:

• In biological experiments, the temperature needs to be precisely controlled to ensure the smooth progress of processes such as cell culture and enzyme catalysis.
• Applicable to cell culture, protein purification, etc.

5. Physical research:

• In physical experiments, the physical properties of substances need to be studied under different temperature conditions.
• Applicable to the research of magnetic materials, semiconductor materials, etc.

1. Temperature range:

• Make sure that the equipment can cover the required temperature range (-20°C to 300°C).

2. Heating and cooling capacity:

• Select heating and cooling power suitable for the capacity of the experimental equipment and the required temperature change rate.

3. Temperature control accuracy:

• Select a system with high-precision temperature control, such as a PID controller, to ensure temperature stability.

4. Circulation pump flow rate:

• Select a circulation pump flow rate suitable for the capacity of the experimental equipment to ensure uniform temperature distribution.

5. Safety:

• Ensure that the system has multiple safety protection measures to ensure the safety of operators and equipment.

6. Maintenance cost:

• Choose a system that is easy to maintain and operate to reduce long-term operating costs.

Summary Laboratory cooling and heating circulators are widely used in the temperature range of -20°C to 300°C, and can provide precise temperature control to ensure the accuracy and repeatability of experimental results. By selecting the appropriate heating and cooling capacity, circulation pump flow rate and high-precision temperature control system, the needs of different experiments can be met.