DONeX, SPE Clean-up Cartridge, 3ml, pk/500 Back Catalog number: 12793 Availability: In the manufacturer's stock Price on request - + Recommended 730249G.250 Chromab. c. Na2SO4/Florisil,6mL,2/2g,BIG 38 480,00 Kč 731848 Chromafix Florisil (L) 5 122,00 Kč 730734 Chromab. columns PTL, 6mL 4 377,00 Kč