12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 730180G Chromab. columns NH2, 6mL, 500mg 6 422,00 Kč 730012G Chromab. columns C18 ec, 3mL, 200mg 7 436,00 Kč 12113016 Bond Elut 1cc LRC-DEA, 100mg, 50/PK 4 302,85 Kč