Inlet Check Valve Cartridge Back Catalog number: CTS-0621 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-11080 Alliant Solvent Mgr PM Kit Price on request 11-3883 Needle Assembly Price on request 11-3601 ACQUITY H SM-FTN Performance Main. Kit,700005236 n Price on request