DONeX, SPE Clean-up Cartridge, 3ml, pk/5 Back Catalog number: 12735 Availability: In the manufacturer's stock Price on request - + Recommended 731832 Chromafix SA (M) 215,48 € 2413 3mL Cartidge w/20u PE Frit, 100/pk Price on request 14102052 HF Bond Elut-C18, 500mg 6ml, 30/pk 112,59 €