Cartridge Check Valve System Kit Back Catalog number: CTS-21011 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended PS7075600 MarvelXACT™ PEEKsil™ 75µm ID x 600mm Price on request 11-4060 Inlet Check Valve Price on request CTS-A11094-02 UPLC Primary Check Valve Assy, 2/pk Price on request