GL Sciences HPLC Guard Cartridge Inertsil Ph, 150Å, 5 μm, 4.6 x 5 mm, 10 pc/PAK, (use Holder GL-5020-08710)

GL Sciences Inertsil Ph has Phenethyl groups bonded to Silica gel which offers weak pi-pi interactions. Phenethyl group is a common functional group used for convetional Phenyl columns. Therefore Inertsil Ph has similar selectivity to other commercially available Ph columns on the market.