1.Rotary evaporator 2.AC motor 3.Brushless,long-lift 4.Good sealing 5.High vaccum degree Application:Applied in bio-chemical, pharmaceutical& fine-chemical trades. For processes like concentration, refining, separation, crystalization, etc.Features:Lifting heating bath-Glassware is fixed firmly, which decreases damage. Collectng bottle sinks in ice water, thus the second evaporation is decreased. ...