12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 731772 Chromafix HR-XAW (M) 6 552,00 Kč 730259 Chromab. columns C18 ec, 70mL, 10g 5 278,00 Kč 730003 Chromab. columns C18, 3mL, 500mg 3 692,00 Kč