Check Valve Cartridge, 2/pk Back Catalog number: CTS-A094 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-0721 Outlet Check Valve Assembly Price on request CTS-21280 Lamp, ACQUITY Arc/UPLC PDA Performance Maintenance Price on request PL7025150 MarvelXACT™ PLS 25µm x 150mm Price on request