UPLC Primary Check Valve Assy, 2/pk Back Catalog number: CTS-A11094-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-3102 Sapphire Plunger Price on request 11-4121 Ceramic Plunger Holder Assembly, LC-10ADvp Price on request 11-3889 Needle Seat Assembly, 0.12mm ID Price on request