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Split vs. Splitless: Which GC Injection Mode Should I Use?

Split and splitless are the two most common GC injection techniques. But how do you know which to use? In this video, we follow a sample through split and splitless injections and compare the strengths of each technique to help you choose the right one for your analysis.

Video Tech Tip: How to Correctly Use a Press-Tight Connector

If you’ve ever attached a guard column, connected two columns together, or repaired a broken column, you know how essential it is to have a clean, reliable connection. In this Restek Tip, we’ll show you how to ensure a quality connection using a Press-Tight connector.

Optimizing Splitless Injections: Initial Oven Temperature and Solvent Polarity

In the final installment of our blog series on optimizing splitless injections, we explore how the initial oven temperature and the polarity of your solvent can affect peak shape. We explain the difference between solvent focusing and analyte focusing and provide tips that will help set you up for success.

Quick Guide to Hydrocarbon Ranges for Natural Gas and Petroleum Products

Whether you are analyzing the purity of natural gas and petroleum products or testing for their presence in environmental samples, it is essential to know their hydrocarbon range in order to choose the right GC column and reference standards. Our blog provides these details and much more.

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