Check Valve Cartridge, 2/pk Back Catalog number: CTS-10600 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10532 Seal Wash Face Seal Price on request PL7050150 MarvelXACT PLS 50µm x 150mm Price on request 11-4116 Sample Needle Kit, 15µL Price on request