3mL Cartridge w/500mg Amberlite XAD-7, 50/pk Back Catalog number: 2193 Availability: In the manufacturer's stock Price on request - + Recommended 731801 Chromafix C18 (S) 4 316,00 Kč 730033G Chromab. columns NH2, 3mL, 500mg 8 970,00 Kč 12102037 Bond Elut SI, 500mg 3ml, 50/pk 4 178,56 Kč