Cartridge, Intelligent Valve, 2/pk Back Catalog number: CTS-A11336-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-11335 ACQUITY H-Class QSM Performance Maintenance Kit Price on request CTS-21109 Capillary, 600mm x 0.17mm ID Price on request CTS-11297 Sapphire Plunger Price on request