Plunger Seal Back Catalog number: CTS-10693 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A11336-02 Cartridge, Intelligent Valve, 2/pk Price on request 11-3830 Metering device Seal Price on request CTS-A11094-02 UPLC Primary Check Valve Assy, 2/pk Price on request