PTFE Diaphragm, 2/pk Back Catalog number: 11-2891 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21192 Cartridge, BioAcquity, I2V Price on request 11-2642 Needle Port Seal, AS-100, ASI-100T Price on request PL7050350 MarvelXACT PLS 50µm x 350mm Price on request