12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 730594 Chromab. columns HILIC, 6mL, 500mg 3 094,00 Kč 730077.250 Chromab. columns SA, 3mL, 500mg, BIG 18 538,00 Kč 730149 Chromab. columns NAN, 6mL,700/2000/700mg 8 008,00 Kč