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|Articles|April 18, 2023

Charge Variant Analysis of USP Monoclonal Antibody Reference Standards

Author(s)USP

There are multiple analytical techniques like ion exchange chromatography (IEX), Capillary isoelectric focusing (cIEF) or imaged capillary isoelectric focusing (icIEF) used for charge variant analysis. This technote is focused on cIEF and icIEF which are commonly used analytical methods for charge variant analysis.

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