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-11149 Needle Seal O-Ring, 002 Kalrez Price on request CTS-21463 Check Valve Cartridge, Ceramic, 2/pk Price on request 11-3601 ACQUITY H SM-FTN Performance Main. Kit,700005236 n Price on request