zzkd 20l lab медицинский роторный испаритель взрывозащищенные re2002 вращающийся испаритель с подъемником ванны может добавить электрический

the rotary evaporator is heated by water bath(oil bath) to form thin film under the negative pressure condition,evaporate, then condense and recycle the solvent simultaneously.the apparatus are particularly suitable for the heat-sensitivity materials condensation,crystallization, separation, recovery and so on.it is an important instrument for scientifical research,pilot and production in biological ,chemical engineering and food industries etc.