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Updated: May 30, 2026

Simple In-House Ultra-High Performance Capillary Column Manufacturing with the FlashPack Approach
Published on: December 4, 2021
Monolithic poly(butyl methacrylate-ethylene dimethacrylate-methacrylic acid) column for capillary
Kaname Ohyama1, Daisuke Horiguchi, Naoya Kishikawa
1Department of Environmental and Pharmaceutical Sciences, Graduate School of Biomedical Sciences, Nagasaki University, Nagasaki, Japan; Nagasaki University Research Centre for Genomic Instability and Carcinogenesis (NRGIC), Japan.
Abstract:
A butyl methacrylate-ethylene dimethacrylate-methacrylic acid (MAA) monolithic column was prepared for capillary electrochromatography. The effect of MAA weight percentage on the EOF mobility and column efficiency was studied. BMA-EDMA-MAA monolith with higher content of MAA provided higher EOF mobility as well as higher efficiency. The effect of mobile-phase composition and buffer pH was also investigated. The monolithic columns exhibited a good repeatability and reproducibility of column preparation with relative standard deviation values below 16% in the studied chromatographic parameters.
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