Check Valve Assembly, Outlet Back Catalog number: 11-1599 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A11372 Tube Assy, Transducer to Check Valve, I2V Price on request CTS-10391 Plunger Wash Seal Price on request CTS-3209 Syringe Seal, 250μL/2500μL Price on request