Altmann Analytik HPLC Guard Cartridges Equisil APS, 5.0 μm, 4 x 20 mm, 5pc/PAK

Equisil columns are made of porous spherical silica gel with a pore size of 120A°. Equisil APS columns are an alternative to Hypersil and Supelcosil LC. The silica gel is modified with amino groups (NH2).