Check Valve Cartridge, 2/pk Back Catalog number: CTS-A094 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21100 UPLC Check Valve Assy, Spring Loaded Price on request CTS-10694 Plunger Seal Price on request 11-4052 Needle Seal, SIL-30AC, SIL-30ACMP Price on request