Inlet Check Valve Cartridge Back Catalog number: CTS-0621 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-1010T O-Ring, TFE Price on request CTS-A168 250μL Syringe Price on request CTS-21171 Rotor Seal, H-Assy, 6 Port 2-Position Price on request