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We are always ready to lend any support we can. Our experienced scientists and professionals are ready to assist you with any technical support questions. Every question is considered a good question and we will work with you on a solution as fast as possible.

  • Call us: 8:30AM – 6:00PM EST 1-732-380-8900 and hit 0#

  • Fax to us: 1-910-769-9435

  • Email Technical Support


Normal phase or HILIC | Fat soluble analytes | Wide range of particle sizes | USP® L-03.

This HPLC stationary phase is made from the same high purity silica and narrow particle size distribution, as Cogent RP columns. Un-modified with no carbon loading the metals content is below 1ppm making them highly efficient columns.

The Cogent NP™ Silica columns provide excellent normal phase (NP) or HILIC chromatography, are robust and reproducible. Available in a wide range of particle sizes and column dimensions to meet every need including wide average porosity (300A).

  • Click HERE to view specifications.

  • Click HERE for more information about Cogent NP™ columns.

NOTE: Our technical support team strongly recommends that the Cogent column filter, included with each column, be used with all HPLC columns whenever possible. Click HERE for details.

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