Check Valve Assembly, Outlet Back Catalog number: 11-1599 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-0721 Outlet Check Valve Assembly Price on request CTS-21287 Needle Kit, 15 µL with Needle Seat and Needle Guid Price on request PL7050350 MarvelXACT PLS 50µm x 350mm Price on request