12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 12256023 Mega BE-C18, 5gm 20ml, 20/pk 7 973,38 Kč 12102036 Bond Elut-2OH, 500mg 3mL, 50/PK 5 649,59 Kč 12102007 Bond Elut-CN-E, 100mg 1mL, 100/PK 7 333,80 Kč