12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 730301 Chromab. columns C18 Hydra, 6mL, 2000mg 5 018,00 Kč 12102105 Bond Elut-PBA, 500mg 6mL, 30/PK 11 428,00 Kč 730012G Chromab. columns C18 ec, 3mL, 200mg 7 436,00 Kč