Tubing D-L Assembly Back Catalog number: 11-4152 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended 11-2891 PTFE Diaphragm, 2/pk Price on request CTS-21129 Check Valve, Ti, Price on request CTS-A11336-02 Cartridge, Intelligent Valve, 2/pk Price on request