Quality Control: The Power of Precision
A growing number of analytical tools can – and should – be used to assess drug quality and purity. But one technique that is seeing increasing popularity, in part due to its precision and reproducibility, is capillary electrophoresis.
Mark Lies | | Opinion
Common methods for the analysis of medicinal products include ligand binding assays (LBAs) and chromatographic methods, such as liquid chromatography (LC) or gas chromatography (GC), which are typically used in combination with mass spectrometry (MS). However, over the past decade, another separation technique – capillary electrophoresis (CE) – is being increasingly used to check and confirm the purity, heterogeneity, and glycan association of biologic drugs (1).
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