3mL Cartridge w/500mg Amberlite XAD-7, 50/pk Back Catalog number: 2193 Availability: In the manufacturer's stock Price on request - + Recommended 731806 Chromafix C18 ec (L) 6 864,00 Kč 730225 Chromab. columns C4, 1mL, 100mg 4 290,00 Kč 12102037 Bond Elut SI, 500mg 3ml, 50/pk 4 178,56 Kč