UPLC Primary Check Valve Assy, 2/pk Back Catalog number: CTS-A11094-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10686 Needle Seal, Vespel® Price on request CTS-11294 1515 Performance Maintenance Kit Price on request 11-4122 PTFE Diaphragm, LC-30AD/i-Series, 2/pk Price on request