12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 12256013 Mega BE-SAX, 1gm 6ml, 30/pk 5 307,12 Kč 5982-1365 C18 Endcapped Box, 30x 6ml tubes, 500mg 3 220,56 Kč 730077 Chromab. columns SA, 3mL, 500mg 4 654,00 Kč