Check Valve Cartridge, Ceramic Ball & Seat, 2/pk Back Catalog number: 11-2401 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-3332 100μL Syringe for WPS-3000 Series Price on request CTS-11091 ACQUITY BSM Performance Maintenance Kit Price on request 11-4121 Ceramic Plunger Holder Assembly, LC-10ADvp Price on request