Outlet Check Valve Back Catalog number: 11-4063 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended 11-2642 Needle Port Seal, AS-100, ASI-100T Price on request CTS-6809 Mobile Phase Transfer Line, TFE, 3/16" OD x 1/8" I Price on request CTS-3209 Syringe Seal, 250μL/2500μL Price on request