Inlet Check Valve Cartridge Back Catalog number: CTS-0621 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 228-35146-00ASP Plunger Seal for Shimadzu Price on request 11-4121 Ceramic Plunger Holder Assembly, LC-10ADvp Price on request CTS-5531-05 Solvent Bottle Filter, 5/pk Price on request