Pipette tip for laboratory use is of plastics construction, is readily removable but has secure push-fit sealing provided by alternating rigid and flexible segments around the connecting neck

摘要

A removable, plastics, pipette tip has a longitudinal, cylindrical body (2) with a neck opening (4) for receiving a pipette. The neck is formed as a circular arrangement of alternating hard and soft segments (7,8), e.g. hard polypropylene or polyethylene and soft silicon elastomer.