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Our goal is to provide the best Customer Experience possible. If you cannot find what you are looking for, have any questions or would like to give us a suggestion please use any of the following ways to contact us directly. We would love to hear from you.

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

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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


High purity silica | Double end capped | Unique selectivity.

These base deactivated, mono-functional bonded, phenyl, HPLC columns are made with our proprietary, high purity, 5um silica. Designed and used for great efficiency, the result is better peak shapes and better resolution.

Used for standard reversed phase methods, these phenyl columns are being used by labs for over 20 years for in-house and USP methods.

Cogent HPS™ Phenyl is recommended for aromatic compounds and peptide analysis. Available in analytical, guard or prep sizes with 5um particle size and 120A porosity.

  • Click HERE to view specifications.

  • Click HERE for more information about Cogent HPS™ 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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