DONeX, SPE Clean-up Cartridge, 3ml, pk/5 Back Catalog number: 12735 Availability: In the manufacturer's stock Price on request - + Recommended 730149 Chromab. columns NAN, 6mL,700/2000/700mg 7 822,00 Kč 730107.250 Chromab. columns SiOH, 6mL, 2000mg,BIG 24 050,00 Kč 12256045 Mega Bond Elut-NH2, 500mg 6mL, 30/PK 3 991,68 Kč