Insert Seal Parts Kit Back Catalog number: CTS-0012 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-0620 Outlet Check Valve Cartridge Price on request CTS-3209 Syringe Seal, 250μL/2500μL Price on request CTS-21089 Needle Seal (For pH 1-14, for operation up to 130 Price on request