Separation Science

Shodex HILIC tutorial

This video provides a general overview of hydrophilic interaction chromatography, also known as HILIC.HILIC separation is based on hydrophilic interaction. HILIC uses the same solvent as with reserved-phase chromatography (acetonitrile / water /...

Shodex reversed-phase chromatography tutorial

In this video one of the most used separation modes -  the reversed phase is being described.

Preparative-scale chromatography solutions

Preparative-scale chromatography plays a critical role in applications where compounds must be synthesized, identified, isolated, purified, characterized, screened, and tested. Waters AutoPurification Systems offer scalable prep configurations,...

Developing, Testing and Troubleshooting Chromatography Method Transfer

The transfer of chromatographic methods occurs at many stages in the development and production of a product. In its simplest form, the method is moved from one laboratory to another within the same organization, holding all instrumental and...

How to get equivalent GC-MS results faster ...

This video will show you how to adjust your run conditions when switching to a column with smaller dimensions for the purposes of reducing your run time. It explains how the combination of using a GC Accelerator oven insert kit and adapting an...

Understanding GPC/SEC - Finding the Right Particle Size and Pore Size

Want to understand what the correct criteria for column selection should be based on? If so, this tutorial is for you...

Understanding GPC/SEC - Unexpected Peak Shapes

Do you find weird peak shapes in your chromatograms? Not sure if they are real or artifacts?

Understanding GPC/SEC - How to deal with pressure problems

So you're using gel permeation chromatography (GPC) / size exclusion chromatography (SEC) but are experiencing problems with your system pressure. What do you do?

Understanding GPC/SEC - What do you need to know before injecting a sample?

So you're thinking of using gel permeation chromatography (GPC) for your analyses, but before you dive in just what information do you need to know before your first sample injection?

     

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