1. Refrigeration adopts Linde-hampson, the world's leading technology, with a recooling device (using recooling for secondary cooling), high cooling efficiency; 2. Adopt environmentally friendly refrigerants; 3. Refrigeration temperature: 3.1 Standard cold trap temperature (no load): ≤ -60℃, room temperature ≤28℃; 3.2 Limit cold trap temperature (no load): ≤ -65℃, room temperature ≤25℃; 4. Using 7-inch touch screen, the display is intuitive, the operation is simple, and there is no need to define inexplicable button selections. 5. Support freeze-drying data curve recording function. 7. With an additional set of sensors, which can be used to measure sample temperature and data recording. 8. Temperature and vacuum degree with correction function; 9. With vacuum pressure display unit switch.
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