Outlet Check Valve Back Catalog number: CTS-A157 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10770 Waste Valve, V3 (2 Way Solenoid Valve) Price on request CTS-11435 Seal, Needle PEEK™ Price on request CTS-A096 Syringe Assembly, 250μL Price on request