3mL Cartridge w/500mg Amberlite XAD-7, 50/pk Back Catalog number: 2193 Availability: In the manufacturer's stock Price on request - + Recommended 4823 SPE Amide-2 500mg/1mL, 100/pk Price on request 730217 Chromab. columns SiOH, 15mL, 2000mg 3 146,00 Kč 12102029 Bond Elut-C8, 500mg 3mL, 50/PK 4 672,99 Kč