component: The QN series Ball type vacuum concentrator mainly consists of four parts, i.e. main body of concentrator, condenser, vapor and liquid separator, liquid barrels. It may be used for concentration and distilling of liquid or recycling of organic solvent of pharmacy, foodstuff and chemical industries advantage: By adopting reduced pressure concentration, it has short concentration time and does not destroy effective content of heat-sensitive material. The parts in contact with material in this equipment made of Ocr18Ni9 stainless steel with good corrosion resistance and long durability and in conformity with sanitary requirement for medicine.