UPLC Primary Check Valve Assy, 2/pk Back Catalog number: CTS-A11094-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21089 Needle Seal (For pH 1-14, for operation up to 130 Price on request CTS-A11095-02 UPLC Check Valve, Double Ball & Seat, 2/pk Price on request CTS-A094 Check Valve Cartridge, 2/pk Price on request