Check Valve, Cartridge Back Catalog number: CTS-21480 Availability: In the manufacturer's stock Price on request - + Recommended 11-4073 LC-30AD Plunger Holder Assembly, UHP2 (w/Diaphragm Price on request CTS-11222 Seal Pack Assembly Kit Price on request CTS-21280 Lamp, ACQUITY Arc/UPLC PDA Performance Maintenance Price on request