3mL Cartridge w/500mg Amberlite XAD-7, 50/pk Back Catalog number: 2193 Availability: In the manufacturer's stock Price on request - + Recommended 730070.250 Chromab. columns SiOH, 6mL, 500mg, BIG 15 288,00 Kč 12102032 Bond Elut-PH, 500mg 3mL, 50/PK 4 672,99 Kč 730149G Chromab. columns NAN, 6mL,700/2000/700mg 12 454,00 Kč