These Guard Column Cartridges are packed with 5µm, Cogent NP Amino™ Wide Pore Stationary Phase. Not end capped, it is manufactured using a 3 carbon Ligand (propyl) with a terminal amino group, to the highest purity silica available.
Designed to protect your 3.0, 4.0 or 4.6mm ID, NP Wide Pore Amino, Analytical Columns from particulate and contaminants that will adsorb to it. They are packed in Stainless Steel Tubes and have Stainless Steel Frits that are pressed into PEEK Frit Caps.
These Guard Column Cartridges must be used with a Guard Column Holder, click HERE for more information about the Holder.
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