12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 730017 Chromab. columns Alox A, 6mL, 1000mg 3 770,00 Kč 730061 Chromab. columns CN, 1mL, 100mg 5 382,00 Kč 730425 Chromab. columns SA, 6mL, 500mg 3 094,00 Kč