Check Valve, Secondary Inlet Back Catalog number: 11-1600 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21100 UPLC Check Valve Assy, Spring Loaded Price on request CTS-5656 Sapphire Plunger Price on request 11-4121 Ceramic Plunger Holder Assembly, LC-10ADvp Price on request