C17 capsule filters adopt trapezoidal inlet and outlet hose barb and equip with exhaust and liquid port in the structure. Its inner filter membranes can be different according to specific biological filtration process, PTFE, PES, PVDF, PP and other materials are all available. The product shows high filtration efficiency when using, easy to install and convenient to operate. It can be widely used in biological pharmaceutical such as culture medium, buffers, organic solvents, other liquid filtration etc.