Needle Seal O-Ring, 002 Kalrez Back Catalog number: CTS-11149 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21075 Tube Assy, BSM Outlet to SM Price on request CTS-3209 Syringe Seal, 250μL/2500μL Price on request CTS-5313 Compression Screw, SS Price on request