12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 730299 Chromab. columns C18 Hydra, 6mL, 500mg 2 427,00 Kč 75507050 Tubes, VersaPlate-SCX, 50mg, 96/PK 8 867,88 Kč 730221 Chromab. columns C2, 3mL, 500mg 3 597,00 Kč