DONeX, SPE Clean-up Cartridge, 3ml, pk/500 Back Catalog number: 12793 Availability: In the manufacturer's stock Price on request - + Recommended 730740 Chromab. columns PTL, 45mL 3 987,00 Kč 730239 Chromab. columns Florisil, 6mL, 2000mg 3 684,00 Kč 126414 Bond Elut Carbon, 50mg, 1ml, 100/pk 7 847,28 Kč