Check Valve Cartridge, 2/pk Back Catalog number: CTS-10600 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21155 Capillary, 300mm x 0.17mm ID, w/Fittings Price on request PL7100150 MarvelXACT PLS 100µm x 150mm Price on request CTS-A11135 50μL Std. Zirconia Mixer Price on request