3mL Cartridge w/500mg Amberlite XAD-7, 50/pk Back Catalog number: 2193 Availability: In the manufacturer's stock Price on request - + Recommended 730004.250 Chromab. columns C18, 6mL, 500mg, BIG 15 925,00 Kč 730070 Chromab. columns SiOH, 6mL, 500mg 2 275,00 Kč 730015 Chromab. columns C18 ec, 6mL, 1000mg 3 120,00 Kč