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What is Ultra-High-Performance Liquid Chromatography–Mass Spectrometry (UHPLC-MS)?

What is Ultra-High-Performance Liquid Chromatography–Mass Spectrometry (UHPLC-MS)?

About

  • It is an analytical technique used to separate, identify and quantify chemical compounds in complex samples.
  • Widely used in pharmaceuticals, biotechnology, food safety, environmental analysis and biomedical research.

How does it work?

  • Separates different compounds in a mixture based on their interaction with a stationary phase and mobile phase under high pressure.
  • Converts compounds into ions and separates them according to their mass-to-charge ratio (m/z).
  • Helps determine the molecular mass and chemical identity of compounds.

Key Features

  • High sensitivity → Detects compounds even at very low concentrations.
  • High resolution → Separates closely related compounds.
  • Rapid analysis → Faster than conventional HPLC in many applications.
  • Useful for analysing small molecules, metabolites, drugs, pesticides and biomarkers.

Applications

  • Pharmaceuticals: Drug analysis and impurity detection.
  • Biomedicine: Metabolomics and biomarker identification.
  • Agriculture: Detection of pesticide residues.
  • Food safety: Detection of contaminants and additives.
  • Environment: Detection of pollutants and trace chemicals.

Conclusion:

  • UHPLC-MS is a powerful analytical platform combining high-resolution liquid chromatographic separation with mass spectrometric identification and quantification of compounds.
This concept has been elaborately discussed in the following article

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