Seal, GFP, High Pressure, Piston Back Catalog number: 11-1601 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-3602 Tubing, Pump Outlet, GP Price on request CTS-21463 Check Valve Cartridge, Ceramic, 2/pk Price on request CTS-5531-05 Solvent Bottle Filter, 5/pk Price on request