Cartridge Check Valve System Kit Back Catalog number: CTS-21011 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-3209 Syringe Seal, 250μL/2500μL Price on request CTS-21155 Capillary, 300mm x 0.17mm ID, w/Fittings Price on request CTS-2962 Plunger Seal, Gold Price on request