These Guard Column Cartridges are packed with 5µm, Cogent RP Phenyl™ Wide Pore Stationary Phase. They are double end capped ( fully ), with traditional bonding of a 3 carbon silane with a terminal Phenyl Ring to the highest purity silica available.
Designed to protect your 3.0, 4.0 or 4.6mm ID, 300A RP Phenyl, 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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