Spe Cartridge Scx-2 Siliaprep 2g/12ml , Box Of 20

Details:

Siliaprep* spe cartridge c8/scx-2 2 g^ siliaprep* spe cartridge, c8/scx-2, particle size: 40-63 um / 230-400 mesh, pore size: 60 a, bed weight: 2 g, column volume: 12 ml, is a tri-mode extraction and fractionation of acidic, neutral and basic compounds from aqueous solutions