DONeX, SPE Clean-up Cartridge, 3ml, pk/5 Back Catalog number: 12735 Availability: In the manufacturer's stock Price on request - + Recommended 12102046 Bond Elut-C18 OH, 500mg 3mL, 50/PK 185,35 € 4827 12mL Cartridge w/1g SPE Amide-2, 20/pk Price on request 730073.250 Chromab. columns SiOH, 3mL, 500mg BIG 559,82 €