UPLC Primary Check Valve Assy, 2/pk Back Catalog number: CTS-A11094-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-11092 O-Ring, PTFE Price on request 11-3897 Plunger Holder Price on request CTS-21163 Rotor Seal, 2-Groove Price on request