UPLC Check Valve, Double Ball & Seat, 2/pk Back Catalog number: CTS-A11095-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A103 Outlet Check Valve Price on request CTS-10324S Seal Pack w/Needle Price on request CTS-21192 Cartridge, BioAcquity, I2V Price on request