This series of laboratory equipments are suitable for chemical laboratories of universities,technical school middle schools and so on, During the course of test,some harmful air will come, We adapt ventilating equipments, also set sound-disappearanceequipment, so that produce active effect on protection the health, beautifyingthe environment and improving the quality, The equipments are designedscientifically, which is an important symbol for the standard of schools laboratories. producing area:ningbo supplying capacity:50 SET