Inlet Check Valve Cartridge Back Catalog number: CTS-0621 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21171 Rotor Seal, H-Assy, 6 Port 2-Position Price on request 11-4048 PEEK™ Needle Seal, SIL-30AC, SIL-30ACMP Price on request CTS-A11135 50μL Std. Zirconia Mixer Price on request