1.Please raise the sample bottle of the rotary evaporator to the highest point.

2.Please set the water bath at the center position where the sample bottle of the rotary evaporator moves up and down.

3.Please slowly lower the main unit of the rotary evaporator.

4.Lower the height of the rotary evaporator and place the sample bottle in the water bath. Refer to the capacity of the sample bottle and add water to the water bath. Don't add too much sleep, add it to the edge of the pot2cmThe location is sufficient. When there is insufficient water and water needs to be added, be careful not to pour it directly onto the sample bottle, but to slowly add it from the side. (As it is a water bath, please do not use liquids other than tap water or distilled water.)

5.After confirming that the power switch of the water bath pot and the power switch of the rotary evaporator host are turned off, plug the power plug into the socket.

6.Lower the sample bottle of the rotary evaporator to the lowest position.