Cartridge Check Valve System Kit Back Catalog number: CTS-21011 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-21277 Needle Seat, 0.12mm ID, 0.8mm OD, PEEK, 600 bar Price on request 228-35146-00ASP Plunger Seal for Shimadzu Price on request CTS-11315 Needle Seal, PEEK™ SIL-20 Price on request