The liquid suction filtration vacuum pump series is mainly used for separation of culture fluid and culture tissue after biochemical culture, extraction of cell culture waste liquid, and suction of various waste liquids in the laboratory. Different flow specifications are available to meet more experimental needs, and it is the best experimental assistant indispensable for the laboratory aseptic workstation. - Pumping filter brackets are equipped on both sides of the instrument, easy to store and select the suction filter accessories - Standard equipped with multi-function suction filter handle and 5 kinds of suction head accessories to meet more requirements of suction experiments - Sealed waste liquid bottle cap design, quick-insertion sealing joint, convenient to get out of the fuselage bottle and clean up waste liquid - Normally open control mode and foot switch control mode, to meet more experimental requirements