NEW! The Dispensette® S bottletop dispensers build on the 50 year history of BRAND dispensing expertise. Continual upgrades makes this the safest and most convenient ever, while retaining the features making the Dispensette® the worlds favorite bottletop dispenser. The floating piston design of the Dispensette® S forms a zero-wear sealing system with outstanding sliding properties. Optimized flow channels make dispensing and priming even easier particularly in instruments with large volumes.