Cartridge, Intelligent Valve Back Catalog number: CTS-A11336 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-1239 Ferrule, 1/16", SS, 10/pk Price on request CTS-0721 Outlet Check Valve Assembly Price on request CTS-5531-07 Solvent Bottle Filter, 7/pk Price on request