Size Exclusion Chromatography (SEC)


Size Exclusion Chromatography (SEC or SEC-HPLC) is an analytical technique that separates dissolved macromolecules by size based on their elution from columns filled with a porous gel.

Published 2 Jul 2020

OMNISEC Virtual User Meeting – Come Join Us!

Please join us for the first OMNISEC Virtual User Meeting!  This event will allow OMNISEC users to come together and learn what’s new, how others use their instrument, and tips and tricks for successful analyses. When is it? The OMNISEC…READ MORE >

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Published 4 Jun 2020

Calibration curves! Now available with OMNISEC

Are you generating Gel Permeation Chromatography/Size Exclusion Chromatography (GPC/SEC) data for comparison to historical results?  Do your novel samples complicate multi-detector analyses?  Or are you simply feeling nostalgic for calibration curves?  Whatever your reason, the OMNISEC software now offers a…READ MORE >

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Published 21 May 2020

Working with dn/dc in the OMNISEC software

Whether you’re characterizing a one-of-a-kind sample or performing routine analysis on established products, the accuracy of your multi-detector GPC/SEC data relies on your dn/dc value. Fortunately, the OMNISEC system and its OMNISEC software offer different ways to determine and implement…READ MORE >

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Published 25 Mar 2020

Practice makes perfect

Do you want an OMNISEC but don’t have one yet?  Do you want to practice so you’re ready once your OMNISEC is installed? Or are you simply looking for a way to gain more experience with the OMNISEC software?  If…READ MORE >

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Published 3 Mar 2020

Webinar – Focus on Pharma: Assessing in vitro bioequivalence: Oral Solid Dose formulations

Oral Solid Dose Drug Products Oral solid dose (OSD) drug products represent the largest class of products sold by the pharmaceutical industry, accounting for over 60% of global pharmaceutical sales. As a result, they represent a significant opportunity for generic…READ MORE >

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