Inlet Check Valve Cartridge Back Catalog number: CTS-0621 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10839 Seal Pack Rebuild Kit Price on request 11-3832 Wash Seal, PE, 1220, 1260, 1290 Price on request CTS-7550 Performance Autosampler Needle Price on request