Spe Cartridge Scx-2 Siliaprep 60a 500mg , Box Of 50

Details:

Siliaprep* spe cartridge c8/scx-2 500 mg^ siliaprep* spe cartridge, c8/scx-2, particle size: 40-63 um / 230-400 mesh, pore size: 60 a, bed weight: 500 mg, column volume: 6 ml, is a tri-mode extraction and fractionation of acidic, neutral and basic compounds from aqueous solutions