UPLC Check Valve, Double Ball & Seat, 2/pk Back Catalog number: CTS-A11095-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21106 Seal Wash PM Kit Price on request CTS-21564 Needle, Uncoated 10 Series Price on request CTS-21406 Peristaltic Pump Cartridge, WPS/AC Price on request