Spe Cartridge Am Wax Siliaprep 1g , Box Of 50

Details:

Siliaprep* spe cartridge amine (wax) 1 g^ siliaprep* spe cartridge, amine (wax), particle size: 40-63 um / 230-400 mesh, pore size: 60 a, bed weight: 1 g, column volume: 6 ml, is a weak anion exchanger sorbent used in replacement of sax for strong anions to avoid irreversible retention