Cartridge, Intelligent Valve, 2/pk Back Catalog number: CTS-A11336-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10597 Wash Tube Seal Kit, 4/pk Price on request CTS-5531-05 Solvent Bottle Filter, 5/pk Price on request CTS-21287 Needle Kit, 15 µL with Needle Seat and Needle Guid Price on request