Chromatographic laboratories face continual pressure to increase productivity while decreasing costs. With recent advances in available technology, ...
QuEChERS (Quick, Easy, Cheap, Effective, Rugged, Safe) is a sample preparation technique that vastly simplifies the analysis of pesticide residues. ...
QuEChERS (Quick, Easy, Cheap, Effective, Rugged, Safe) is a powerful and flexible sample preparation technique. As is often the case, some undesirab...
QuEChERS sample preparation has grown rapidly in popularity. Originally used for pesticide residue analysis in food commodities, this technique has ...
The QuEChERS sample extraction and cleanup approach has been successfully applied to a wide variety of analytes and sample matrices that extend far ...
Split and splitless are the two most commonly used GC injection techniques. While they share some similarities, each is suited to a particular type ...
With so many different types of samples being sent to cannabis testing labs, is it realistic to expect a single sample extraction technique to work ...
Terpenes have become a topic of great interest in cannabis testing as scientists are trying to develop a deeper understanding of the roles they play...
SelectScience | SelectScience Interviews 15 Nov 2019
In this video, The Scientists' Channel speaks to Dr. Nathaly Reyes Garcés, Colton Myers, and Ashlee Gerardi from Restek Corporation. Here, they expl...
Even a small leak in your GC or gas lines can result in the loss of sensitivity, sample, and valuable high-purity gas. A GC leak can also damage you...
A growing need is emerging for testing to detect the presence of mycotoxins in both raw plant materials and finished cannabis products in order to p...
Poly- and perfluoroalkyl substances, or PFAS, are rapidly emerging as some of the most important environmental contaminants to monitor around the wo...
Proper sample transfer from your inlet to your column is a critical component of a good gas chromatographic separation. There are many factors that ...
Gas leaks are one of the most prevalent and troublesome problems when doing gas chromatography. They can negatively affect your chromatography in a ...
As is typical for scientific instrumentation, gas chromatographs require upkeep and maintenance. You need to have the right tools and supplies on ha...
Effective gas chromatography troubleshooting requires a lot of knowledge and skill. There are also some key techniques that a troubleshooter will us...
When troubleshooting GC, it is valuable to recognize common problems and some of their most likely causes. This video discusses broad peaks, and giv...
The inlet end of Restek's gas chromatography columns can collect a lot of contamination. GC column trimming is the simple process of removing a few ...
With a complex portfolio of beverages, snacks, and nutrition, PepsiCo understands the growing complexity of new consumer requirements such as organi...