LCGC North America-11-01-2018

December 01, 2018

For high performance liquid chromatography (HPLC), ultrahigh-pressure LC (UHPLC), and LC–mass spectrometry (LC–MS) technologies, China has continued to provide solid growth opportunities, as a result of the country’s investments in the pharmaceutical industry, as well as agriculture and food testing.

November 01, 2018

Click the title above to open the LCGC North America November 2018 issue in an interactive PDF format.

November 01, 2018

What happens when we inject a sample into the mobile-phase stream? Many LC practitioners are surprised to learn just how serious the effect of the injected sample solvent can be.

November 01, 2018

Here, we focus on selectivity: its definition, its importance for generating separations and resolution; and its role in column polarity.

November 01, 2018

We assess the state of the field, first looking back at developments presented at conferences this year, reader questions, and the passing of a pioneer in solid-phase extraction. Then, we look to the future of sample preparation.

November 01, 2018

The analytical techniques used for characterizing biotherapeutics have evolved. We review the utility of the traditional tools and discuss the new, orthogonal techniques that are increasingly being used.

November 01, 2018

November 01, 2018

Scientists executing a method transfer often do not have access to the originating system. Thus, alternative approaches to matching chromatographic results must be considered.

November 01, 2018

The number of theoretical plates forms the basis of chromatographic theory, and is a key parameter used in all modes of chromatography for measuring column efficiency. Fortunately, it’s easy to measure.