12mL Cartridge w/1g SPE Amide-2, 20/pk Back Catalog number: 4827 Availability: In the manufacturer's stock Price on request - + Recommended 731801 Chromafix C18 (S) 4 212,00 Kč 12102010 Bond Elut SI, 100mg 1ml, 100/pk 4 694,76 Kč 12113009 Bond Elut 1cc LRC-2OH, 100mg, 50/PK 4 513,32 Kč