Dispenser ceramus®, ceramic piston, fixed volume setting 25 ml, 1 unit(s)Dispenser ceramus, ceramic piston, fixed volume setting 25 ml, incl. 3 thread adapters, 1 assembly wrench, individual certificate Autoclavable: yes. Properties: Media return system Ceramic flasks: no abrasion, no swelling, no thermal problems and high chemical resistance Intake hose firmly screwed on, creating a tight seal Freely rotatable dispenser on the bottle Luer lock connection at the back Ergonomic grip Quick and safe volume adjustment Complete