Cartridge Check Valve Housing, 2/pk Back Catalog number: CTS-A11431-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-1239 Ferrule, 1/16", SS, 10/pk Price on request CTS-0037 Tube, Left Inlet Pigtail Price on request CTS-A096 Syringe Assembly, 250μL Price on request