This Guard Column Cartridge is packed with Wide Pore, 5µm, Cogent NP Silica™ Stationary Phase. This low metal content, 300A, very high purity Silica is not modified in any way.
It is designed to protect your NP Silica Prep Column from particulate and contaminants that will adsorb to it. Packed in a Stainless Steel Tube, it has SS Frits.
Use this Guard Column Cartridge with a 21.2mm ID Prep Column Holder. Click HERE for more information.
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