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-A11094-02 UPLC Primary Check Valve Assy, 2/pk Price on request CTS-21155 Capillary, 300mm x 0.17mm ID, w/Fittings Price on request CTS-21147 Inlet Check Valve Price on request