Check Valve Cartridge, Ceramic Ball & Seat, 2/pk Back Catalog number: 11-2401 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended PL7025600 MarvelXACT PLS 25µm x 600mm Price on request CTS-0720 Inlet Check Valve Assembly Price on request CTS-A11094-02 UPLC Primary Check Valve Assy, 2/pk Price on request