Cartridge Check Valve System Kit Back Catalog number: CTS-21011 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended PL7075600 MarvelXACT PLS 75µm x 600mm Price on request 11-2642 Needle Port Seal, AS-100, ASI-100T Price on request CTS-11315 Needle Seal, PEEK™ SIL-20 Price on request