O-Ring, PTFE Back Catalog number: CTS-11092 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21243 1/16'' Ferrule set, 2/pk Price on request 11-4116 Sample Needle Kit, 15µL Price on request 11-2642 Needle Port Seal, AS-100, ASI-100T Price on request