DONeX, SPE Clean-up Cartridge, 3ml, pk/500 Back Catalog number: 12793 Availability: In the manufacturer's stock Price on request - + Recommended 12198003 Chem Elut-3ml, Unbuffered, 100/pk 439,72 € 731844 Chromafix Alox N (M) 264,91 € 13460 Column Outlet, Long Tip, Reusable,direct transfer Price on request