When using it for the first time on the same day, turn on the instrument for preheating, set the temperature to 120°C, put the aluminum pan into the sample pan, cover the heater cover, and heat it up.
When it is used for the first time on the same day, turn on the instrument for preheating, set the temperature to 120 ℃, put the aluminum plate into the sample plate, cover the heater cover for heating, stop after the preheating time is 30min, and cool to room temperature.
On the first day of use, turn on the instrument for preheating, set the temperature to 120℃, put the aluminum plate into the sample plate, cover the heater cover, heat it, stop preheating for 30min, and cool it to room temperature.