12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 12256045 Mega Bond Elut-NH2, 500mg 6mL, 30/PK 3 991,68 Kč 731801 Chromafix C18 (S) 4 212,00 Kč 14102052 HF Bond Elut-C18, 500mg 6ml, 30/pk 2 835,00 Kč