Check Valve Assembly, Inlet Back Catalog number: 11-1598 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-3332 100μL Syringe for WPS-3000 Series Price on request 11-4181 Seal Wash (0.0787 ID, Fixed), 2/pk Price on request CTS-21564 Needle, Uncoated 10 Series Price on request