Mobile Phase Transfer Line, TFE, 3/16" OD x 1/8" I Back Catalog number: CTS-6809 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-21480 Check Valve, Cartridge Price on request CTS-10597 Wash Tube Seal Kit, 4/pk Price on request CTS-21010 Cartridge Check Valve Housing, 2/pk Price on request