PTFE Diaphragm, LC-30AD/i-Series, 2/pk Back Catalog number: 11-4122 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-21463 Check Valve Cartridge, Ceramic, 2/pk Price on request CTS-10597 Wash Tube Seal Kit, 4/pk Price on request 11-3332 100μL Syringe for WPS-3000 Series Price on request