250μL Syringe Tip Back Catalog number: CTS-3195 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-2963 Backup Seal Price on request 11-4063 Outlet Check Valve Price on request 11-4122 PTFE Diaphragm, LC-30AD/i-Series, 2/pk Price on request