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 CTS-10396 Washer Thermo/Dionex™ Model: P1000, P2000, P4000 Price on request 11-3889 Needle Seat Assembly, 0.12mm ID Price on request