LCGC North America-07-01-2012

Detailed study results challenge common beliefs about the mechanisms behind the excellent performance of core–shell particles.

In both East and West, new ideas have often met resistance.

Many tools gas chromatographers keep on hand are specialized, but others can be found in the toolkits of plumbers and carpenters.

In a well-behaved method, changes in peak shape should occur gradually over hundreds or thousands of samples. Tailing of one or a few peaks usually points to a problem.

A comprehensive review of standard and specialty SEC columns, including up-to-date charts and advice on how to choose

Gradients can provide improved peak shape, higher efficiency, and sometimes altered selectivity and improved resolution.

Click the title above to open the LCGC North America July 2012 regular issue, Vol 30 No 7, in an interactive PDF format.