Inlet Check Valve Back Catalog number: CTS-A159 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10548 Gold Plunger Seal, Analytical Heads Price on request PL7050150 MarvelXACT PLS 50µm x 150mm Price on request CTS-A11145 Tube Assy, System Outlet, SDS Price on request