1. Suitable for containers of different specifications such as test tubes, conical flasks, centrifuge tubes, etc.

2. Number of samples: 12/24, the sample holder of the spring tube clamp is fixed and positioned, and each sample has a number number

3. The sample tray adopts electric lifting method, which is convenient and fast

4. The position of the test tube is fixed by the test tube clamp with spring and the support plate, and the height direction can be adjusted arbitrarily

5. Free lifting needle valve tube, according to the size of the test tube and the amount of solvent, each air tube can be lifted and lowered to a suitable height independently, and the adjustable needle valve can control the gas flow.

6. Circular structure, easy to rotate, convenient for the sample holder to enter and exit the water bath, easy to operate

7. Intelligent digital thermostat, can be timed, dual digital display, PID technology is used for adjustment and can realize over-temperature alarm and anti-dry burning

8. All parts of the circular electric nitrogen blower are uniformly made of stainless steel, which is resistant to organic solvents such as acid and alkali.

9. Control valve: imported control valve to ensure good air tightness and durability

10. When concentrating toxic solvents, the entire system can be placed in a fume hood