Photo of Erika Russell.

Erika Russell

Articles by Erika Russell

An analytical scientist reviewing LC-MS chromatogram data on a computer monitor in a modern analytical laboratory.
ArticlesLC-MS for chromatographers: the full analytical workflow from mass analyzers and ion chemistry to sample preparation and bioanalytical method validation.
ArticlesA practical guide to GC-MS for operators and method developers, covering instrumentation, tuning, spectral analysis, and quantitative methods.
ArticlesWhen two peaks refuse to separate, GC selectivity is almost always the problem. Here are the adjustments that fix it, starting with the most effective.
ArticlesPractical GC-MS spectral interpretation starts with clean data: how background subtraction and peak averaging improve every library search.