Inlet Check Valve Cartridge Back Catalog number: CTS-0621 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21075 Tube Assy, BSM Outlet to SM Price on request CTS-A11142 Tube Assy, Inject Outlet Price on request CTS-11315 Needle Seal, PEEK™ SIL-20 Price on request