250 μL Syringe, High Pressure Back Catalog number: CTS-21469 Availability: In the manufacturer's stock Price on request - + Recommended CTS-21287 Needle Kit, 15 µL with Needle Seat and Needle Guid Price on request CTS-10475 Sapphire Plunger Kit Price on request CTS-21219 Piston, Ceramic Price on request