DONeX, SPE Clean-up Cartridge, 3ml, pk/500 Back Catalog number: 12793 Availability: In the manufacturer's stock Price on request - + Recommended 12334 Column Adapter for 3mL SPE-cartridges or for LCTe Price on request 730734 Chromab. columns PTL, 6mL 4 498,00 Kč 5105 SI Silica Gel 5g/35mL Pk 20u., 20/pk Price on request