These P20 non-sterile pipette tips with filters are designed to work with the Biomek NXp and FXp Span-8 systems. Like all our pipette tips, the P20s are made of 100% polypropylene. The innovative Span-8 tip design enables users to efficiently automate processes such as compound retrieval, consolidation, and reformatting to and from a variety of labware types. Capacity for each tip (including air gaps) is 100 μL. Case of 10 racks.