Learn why mobile phase degassing is essential for reliable HPLC performance. Compare inline and offline degassing methods, their advantages, limitations, and practical troubleshooting tips.

Discover how HPLC enables efficient protein purification for biopharmaceuticals, proteomics, and biotechnology. Learn about purification modes, key benefits, optimization strategies, and best practices.

Explore the main protein purification methods, from precipitation and centrifugation to affinity and ion exchange chromatography, with Phenomenex solutions for reliable biomolecule separation.

PFAS are associated with a range of potential health risks, from weakened immune responses to effects on the liver, kidneys, and reproduction. Accurate exposure testing is essential.

PFAS are among the most persistent environmental contaminants. Explore LC-MS/MS, GC-MS, TOF, and HRMS approaches for PFAS detection, identification, and quantification.

Learn the most common causes of SPE cartridge flow problems and how to troubleshoot them. Identify issues related to samples, solvents, manifold pressure, and precipitation.

Learn how to safely switch solvents in an LC column, verify solvent miscibility, use IPA between immiscible systems, and prevent irreversible column damage.

Low SPE recovery does not have to mean method failure. Learn how fraction collection and analysis can identify analyte losses and guide effective troubleshooting steps.

How to extend SEC column lifetime: key degradation causes and best practices for contamination prevention, storage, and column protection.

Troubleshoot LC retention time shifts using T₀. Learn how to quickly distinguish between system-related and chromatographic issues.