Needle Kit, 15 µL with Needle Seat and Needle Guid Back Catalog number: CTS-21287 Availability: In the manufacturer's stock Price on request - + Recommended CTS-6809 Mobile Phase Transfer Line, TFE, 3/16" OD x 1/8" I Price on request CTS-10475 Sapphire Plunger Kit Price on request CTS-A11336 Cartridge, Intelligent Valve Price on request