12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 12256011 Mega BE-SCX, 1gm 6ml, 30/pk 5 307,12 Kč 731756 Chromafix HR-XC (M) 6 422,00 Kč 2416 6mL Cartidge w/20u PE Frit, 100/pk Price on request