[superior material]- the mechanical structure is made of stainless steel and aluminum alloy. the glass bottle is made of high borosilicate glass, which is resistant to high temperatures and corrosion. [advanced vacuum system]- the vacuum system is equipped with a vacuum gauge. it can choose the lowest optimal working vacuum for the material boiling point. [efficient condenser]- the product uses a serpentine condenser tube, which not only has a large condensation area but also has high distillation efficiency. it is suitable for liquids with lower fees cold evaporator,smart evaporator,electric evaporator,evaporators,ac evaporator,dry evaporator,evaporator universal,auto evaporator,water evaporator,universal evaporator.syi